λ
Sequence Observatory

4,861,613

709 × 6857
Deficient Odd Composite

Starting at 4,861,613, the Collatz iteration reaches 1 after 87 steps. The first transition is 14584840; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 709 × 6857
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,869,180
Proper Divisor Sum 7,567
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #4861607 ← → #4861621

Radix Representation

Decimal 4861613
Binary 10010100010111010101101 (23 bits)
Octal 0o22427255
Hexadecimal 0x4A2EAD

Divisor Catalog (4)

1 709 6,857 4,861,613

Collatz Trajectory (87 steps to reach 1)

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

4,861,613 14,584,840 7,292,420 3,646,210 1,823,105 5,469,316 2,734,658 1,367,329 4,101,988 2,050,994 1,025,497 3,076,492 1,538,246 769,123 2,307,370 1,153,685 3,461,056 1,730,528 865,264 432,632 216,316 108,158 54,079 162,238 81,119 243,358 121,679 365,038 182,519 547,558 273,779 821,338 410,669 1,232,008 616,004 308,002 154,001 462,004 231,002 115,501 346,504 173,252 86,626 43,313 129,940 64,970 32,485 97,456 48,728 24,364 12,182 6,091 18,274 9,137 27,412 13,706 6,853 20,560 10,280 5,140

More profiles

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