13,364,420

2² × 5 × 668221

13,364,420 factors as 2^2 × 5 × 668221. Its 12 positive divisors give a proper-divisor sum of 14,700,904, so this integer is abundant. The Collatz stopping time is 117 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 668221

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 28,065,324

Proper Divisor Sum 14,700,904

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #13364399 ← → #13364453

Radix Representation

Decimal	13364420
Binary	110010111110110011000100 (24 bits)
Octal	0o62766304
Hexadecimal	0xCBECC4

Divisor Catalog (12)

1 2 4 5 10 20 668,221 1,336,442 2,672,884 3,341,105 6,682,210 13,364,420

Collatz Trajectory (117 steps to reach 1)

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

13,364,420 6,682,210 3,341,105 10,023,316 5,011,658 2,505,829 7,517,488 3,758,744 1,879,372 939,686 469,843 1,409,530 704,765 2,114,296 1,057,148 528,574 264,287 792,862 396,431 1,189,294 594,647 1,783,942 891,971 2,675,914 1,337,957 4,013,872 2,006,936 1,003,468 501,734 250,867 752,602 376,301 1,128,904 564,452 282,226 141,113 423,340 211,670 105,835 317,506 158,753 476,260 238,130 119,065 357,196 178,598 89,299 267,898 133,949 401,848 200,924 100,462 50,231 150,694 75,347 226,042 113,021 339,064 169,532 84,766

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