1,658,828

2² × 414707

1,658,828 factors as 2^2 × 414707. Its 6 positive divisors give a proper-divisor sum of 1,244,128, so this integer is deficient. The Collatz stopping time is 251 steps.

Prime Factor Structure

Factorization String 2^2 × 414707

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 2,902,956

Proper Divisor Sum 1,244,128

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #1658827 ← → #1658837

Radix Representation

Decimal	1658828
Binary	110010100111111001100 (21 bits)
Octal	0o6247714
Hexadecimal	0x194FCC

Divisor Catalog (6)

1 2 4 414,707 829,414 1,658,828

Collatz Trajectory (251 steps to reach 1)

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

1,658,828 829,414 414,707 1,244,122 622,061 1,866,184 933,092 466,546 233,273 699,820 349,910 174,955 524,866 262,433 787,300 393,650 196,825 590,476 295,238 147,619 442,858 221,429 664,288 332,144 166,072 83,036 41,518 20,759 62,278 31,139 93,418 46,709 140,128 70,064 35,032 17,516 8,758 4,379 13,138 6,569 19,708 9,854 4,927 14,782 7,391 22,174 11,087 33,262 16,631 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525

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