1,058,155

5 × 7³ × 617

1,058,155 factors as 5 × 7^3 × 617. Its 16 positive divisors give a proper-divisor sum of 425,045, so this integer is deficient. The Collatz stopping time is 271 steps.

Prime Factor Structure

Factorization String 5 × 7^3 × 617

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,483,200

Proper Divisor Sum 425,045

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1058153 ← → #1058171

Radix Representation

Decimal	1058155
Binary	100000010010101101011 (21 bits)
Octal	0o4022553
Hexadecimal	0x10256B

Divisor Catalog (16)

1 5 7 35 49 245 343 617 1,715 3,085 4,319 21,595 30,233 151,165 211,631 1,058,155

Collatz Trajectory (271 steps to reach 1)

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

1,058,155 3,174,466 1,587,233 4,761,700 2,380,850 1,190,425 3,571,276 1,785,638 892,819 2,678,458 1,339,229 4,017,688 2,008,844 1,004,422 502,211 1,506,634 753,317 2,259,952 1,129,976 564,988 282,494 141,247 423,742 211,871 635,614 317,807 953,422 476,711 1,430,134 715,067 2,145,202 1,072,601 3,217,804 1,608,902 804,451 2,413,354 1,206,677 3,620,032 1,810,016 905,008 452,504 226,252 113,126 56,563 169,690 84,845 254,536 127,268 63,634 31,817 95,452 47,726 23,863 71,590 35,795 107,386 53,693 161,080 80,540 40,270

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