2,973,521

17² × 10289

2,973,521 factors as 17^2 × 10289. Its 6 positive divisors give a proper-divisor sum of 185,509, so this integer is deficient. The Collatz stopping time is 169 steps.

Prime Factor Structure

Factorization String 17^2 × 10289

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 3,159,030

Proper Divisor Sum 185,509

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2973517 ← → #2973539

Radix Representation

Decimal	2973521
Binary	1011010101111101010001 (22 bits)
Octal	0o13257521
Hexadecimal	0x2D5F51

Divisor Catalog (6)

1 17 289 10,289 174,913 2,973,521

Collatz Trajectory (169 steps to reach 1)

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

2,973,521 8,920,564 4,460,282 2,230,141 6,690,424 3,345,212 1,672,606 836,303 2,508,910 1,254,455 3,763,366 1,881,683 5,645,050 2,822,525 8,467,576 4,233,788 2,116,894 1,058,447 3,175,342 1,587,671 4,763,014 2,381,507 7,144,522 3,572,261 10,716,784 5,358,392 2,679,196 1,339,598 669,799 2,009,398 1,004,699 3,014,098 1,507,049 4,521,148 2,260,574 1,130,287 3,390,862 1,695,431 5,086,294 2,543,147 7,629,442 3,814,721 11,444,164 5,722,082 2,861,041 8,583,124 4,291,562 2,145,781 6,437,344 3,218,672 1,609,336 804,668 402,334 201,167 603,502 301,751 905,254 452,627 1,357,882 678,941

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