hamburger menu
All Coursesall course arrow
adda247
reward-icon
adda247
    arrow
    arrow
    arrow
    16, 17, 38, 123, 510, 2565
    Question

    Find the wrong number in the following number series.

    16, 17, 38, 123, 510, 2565

    A.

    16

    B.

    17

    C.

    510

    D.

    123

    E.

    2565

    Correct option is C


    Wrong term = 510
    Pattern of series:
    16 × 1 + 1 = 17
    17 × 2 + 4 =38
    38 × 3 + 9 = 123
    123 × 4 + 16 = 508
    508 × 5 + 25 = 2565

    Free Tests

    Free
    Must Attempt
    Video Solutions

    RBI Assistant Pre 2026 Full Mock Test -01

    languageIcon English
    • pdpQsnIcon100 Questions
    • pdpsheetsIcon100 Marks
    • timerIcon60 Mins
    languageIcon English
    Free
    Must Attempt

    SBI Clerk Prelims Full Mock Test-01

    languageIcon English
    • pdpQsnIcon100 Questions
    • pdpsheetsIcon100 Marks
    • timerIcon60 Mins
    languageIcon English
    Free
    Must Attempt

    SBI Clerk Prelims Full Mock Test-02

    languageIcon English
    • pdpQsnIcon100 Questions
    • pdpsheetsIcon100 Marks
    • timerIcon60 Mins
    languageIcon English
    test-prime-package

    Access ‘SBI PO’ Mock Tests with

    • 60000+ Mocks and Previous Year Papers
    • Unlimited Re-Attempts
    • Personalised Report Card
    • 500% Refund on Final Selection
    • Largest Community
    students-icon
    363k+ students have already unlocked exclusive benefits with Test Prime!
    Our Plans
    Monthsup-arrow