1,962,157

17 × 115421

Starting at 1,962,157, the Collatz iteration reaches 1 after 153 steps. The first transition is 5886472; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 17 × 115421

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,077,596

Proper Divisor Sum 115,439

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1962139 ← → #1962161

Radix Representation

Decimal	1962157
Binary	111011111000010101101 (21 bits)
Octal	0o7370255
Hexadecimal	0x1DF0AD

Divisor Catalog (4)

1 17 115,421 1,962,157

Collatz Trajectory (153 steps to reach 1)

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

1,962,157 5,886,472 2,943,236 1,471,618 735,809 2,207,428 1,103,714 551,857 1,655,572 827,786 413,893 1,241,680 620,840 310,420 155,210 77,605 232,816 116,408 58,204 29,102 14,551 43,654 21,827 65,482 32,741 98,224 49,112 24,556 12,278 6,139 18,418 9,209 27,628 13,814 6,907 20,722 10,361 31,084 15,542 7,771 23,314 11,657 34,972 17,486 8,743 26,230 13,115 39,346 19,673 59,020 29,510 14,755 44,266 22,133 66,400 33,200 16,600 8,300 4,150 2,075

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