λ
Sequence Observatory

3,116,875

54 × 4987
Deficient Odd Composite

Starting at 3,116,875, the Collatz iteration reaches 1 after 195 steps. The first transition is 9350626; the starting value is odd with 10 positive divisors.

Prime Factor Structure

Factorization String 5^4 × 4987
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 10
Divisor Sum (σ) 3,895,628
Proper Divisor Sum 778,753
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #3116873 ← → #3116947

Radix Representation

Decimal 3116875
Binary 1011111000111101001011 (22 bits)
Octal 0o13707513
Hexadecimal 0x2F8F4B

Divisor Catalog (10)

1 5 25 125 625 4,987 24,935 124,675 623,375 3,116,875

Collatz Trajectory (195 steps to reach 1)

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

3,116,875 9,350,626 4,675,313 14,025,940 7,012,970 3,506,485 10,519,456 5,259,728 2,629,864 1,314,932 657,466 328,733 986,200 493,100 246,550 123,275 369,826 184,913 554,740 277,370 138,685 416,056 208,028 104,014 52,007 156,022 78,011 234,034 117,017 351,052 175,526 87,763 263,290 131,645 394,936 197,468 98,734 49,367 148,102 74,051 222,154 111,077 333,232 166,616 83,308 41,654 20,827 62,482 31,241 93,724 46,862 23,431 70,294 35,147 105,442 52,721 158,164 79,082 39,541 118,624

More profiles

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