λ
Sigma Notebook

430,445

5 × 19 × 23 × 197
Deficient Odd Composite

430,445 is odd and not a perfect square. Its factorization is 5 × 19 × 23 × 197 and its 16 divisors sum to 570,240.

Prime Factor Structure

Factorization String 5 × 19 × 23 × 197
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 570,240
Proper Divisor Sum 139,795
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #430433 ← → #430453

Radix Representation

Decimal 430445
Binary 1101001000101101101 (19 bits)
Octal 0o1510555
Hexadecimal 0x6916D

Divisor Catalog (16)

1 5 19 23 95 115 197 437 985 2,185 3,743 4,531 18,715 22,655 86,089 430,445

Collatz Trajectory (174 steps to reach 1)

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

430,445 1,291,336 645,668 322,834 161,417 484,252 242,126 121,063 363,190 181,595 544,786 272,393 817,180 408,590 204,295 612,886 306,443 919,330 459,665 1,378,996 689,498 344,749 1,034,248 517,124 258,562 129,281 387,844 193,922 96,961 290,884 145,442 72,721 218,164 109,082 54,541 163,624 81,812 40,906 20,453 61,360 30,680 15,340 7,670 3,835 11,506 5,753 17,260 8,630 4,315 12,946 6,473 19,420 9,710 4,855 14,566 7,283 21,850 10,925 32,776 16,388

More profiles

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