28,296,036

2² × 3² × 786001

28,296,036 factors as 2^2 × 3^2 × 786001. Its 18 positive divisors give a proper-divisor sum of 43,230,146, so this integer is abundant. The Collatz stopping time is 224 steps.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 786001

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 71,526,182

Proper Divisor Sum 43,230,146

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #28296029 ← → #28296061

Radix Representation

Decimal	28296036
Binary	1101011111100001101100100 (25 bits)
Octal	0o153741544
Hexadecimal	0x1AFC364

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 786,001 1,572,002 2,358,003 3,144,004 4,716,006 7,074,009 9,432,012 14,148,018 28,296,036

Collatz Trajectory (224 steps to reach 1)

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

28,296,036 14,148,018 7,074,009 21,222,028 10,611,014 5,305,507 15,916,522 7,958,261 23,874,784 11,937,392 5,968,696 2,984,348 1,492,174 746,087 2,238,262 1,119,131 3,357,394 1,678,697 5,036,092 2,518,046 1,259,023 3,777,070 1,888,535 5,665,606 2,832,803 8,498,410 4,249,205 12,747,616 6,373,808 3,186,904 1,593,452 796,726 398,363 1,195,090 597,545 1,792,636 896,318 448,159 1,344,478 672,239 2,016,718 1,008,359 3,025,078 1,512,539 4,537,618 2,268,809 6,806,428 3,403,214 1,701,607 5,104,822 2,552,411 7,657,234 3,828,617 11,485,852 5,742,926 2,871,463 8,614,390 4,307,195 12,921,586 6,460,793

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