1,620,007

71 × 22817

1,620,007 factors as 71 × 22817. Its 4 positive divisors give a proper-divisor sum of 22,889, so this integer is deficient. The Collatz stopping time is 194 steps.

Prime Factor Structure

Factorization String 71 × 22817

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,642,896

Proper Divisor Sum 22,889

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #1620001 ← → #1620013

Radix Representation

Decimal	1620007
Binary	110001011100000100111 (21 bits)
Octal	0o6134047
Hexadecimal	0x18B827

Divisor Catalog (4)

1 71 22,817 1,620,007

Collatz Trajectory (194 steps to reach 1)

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

1,620,007 4,860,022 2,430,011 7,290,034 3,645,017 10,935,052 5,467,526 2,733,763 8,201,290 4,100,645 12,301,936 6,150,968 3,075,484 1,537,742 768,871 2,306,614 1,153,307 3,459,922 1,729,961 5,189,884 2,594,942 1,297,471 3,892,414 1,946,207 5,838,622 2,919,311 8,757,934 4,378,967 13,136,902 6,568,451 19,705,354 9,852,677 29,558,032 14,779,016 7,389,508 3,694,754 1,847,377 5,542,132 2,771,066 1,385,533 4,156,600 2,078,300 1,039,150 519,575 1,558,726 779,363 2,338,090 1,169,045 3,507,136 1,753,568 876,784 438,392 219,196 109,598 54,799 164,398 82,199 246,598 123,299 369,898

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