λ
Sequence Observatory

6,215,534

2 × 13 × 61 × 3919
Deficient Even Composite

Starting at 6,215,534, the Collatz iteration reaches 1 after 196 steps. The first transition is 3107767; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 13 × 61 × 3919
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 10,207,680
Proper Divisor Sum 3,992,146
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #6215533 ← → #6215551

Radix Representation

Decimal 6215534
Binary 10111101101011101101110 (23 bits)
Octal 0o27553556
Hexadecimal 0x5ED76E

Divisor Catalog (16)

1 2 13 26 61 122 793 1,586 3,919 7,838 50,947 101,894 239,059 478,118 3,107,767 6,215,534

Collatz Trajectory (196 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

6,215,534 3,107,767 9,323,302 4,661,651 13,984,954 6,992,477 20,977,432 10,488,716 5,244,358 2,622,179 7,866,538 3,933,269 11,799,808 5,899,904 2,949,952 1,474,976 737,488 368,744 184,372 92,186 46,093 138,280 69,140 34,570 17,285 51,856 25,928 12,964 6,482 3,241 9,724 4,862 2,431 7,294 3,647 10,942 5,471 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097

More profiles

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