λ
Sigma Notebook

2,848,986

2 × 33 × 7 × 7537
Abundant Even Composite

2,848,986 is even and not a perfect square. Its factorization is 2 × 3^3 × 7 × 7537 and its 32 divisors sum to 7,236,480.

Prime Factor Structure

Factorization String 2 × 3^3 × 7 × 7537
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 7,236,480
Proper Divisor Sum 4,387,494
Digit Sum / Digital Root 45 (Root: 9)
Adjacent Primes #2848981 ← → #2849009

Radix Representation

Decimal 2848986
Binary 1010110111100011011010 (22 bits)
Octal 0o12674332
Hexadecimal 0x2B78DA

Divisor Catalog (32)

1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 7,537 15,074 22,611 45,222 52,759 67,833 105,518 135,666 158,277 203,499 316,554 406,998 474,831 949,662 1,424,493 2,848,986

Collatz Trajectory (138 steps to reach 1)

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

2,848,986 1,424,493 4,273,480 2,136,740 1,068,370 534,185 1,602,556 801,278 400,639 1,201,918 600,959 1,802,878 901,439 2,704,318 1,352,159 4,056,478 2,028,239 6,084,718 3,042,359 9,127,078 4,563,539 13,690,618 6,845,309 20,535,928 10,267,964 5,133,982 2,566,991 7,700,974 3,850,487 11,551,462 5,775,731 17,327,194 8,663,597 25,990,792 12,995,396 6,497,698 3,248,849 9,746,548 4,873,274 2,436,637 7,309,912 3,654,956 1,827,478 913,739 2,741,218 1,370,609 4,111,828 2,055,914 1,027,957 3,083,872 1,541,936 770,968 385,484 192,742 96,371 289,114 144,557 433,672 216,836 108,418

More profiles

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