5,421,854

2 × 2710927

Starting at 5,421,854, the Collatz iteration reaches 1 after 139 steps. The first transition is 2710927; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2710927

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 8,132,784

Proper Divisor Sum 2,710,930

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #5421839 ← → #5421887

Radix Representation

Decimal	5421854
Binary	10100101011101100011110 (23 bits)
Octal	0o24535436
Hexadecimal	0x52BB1E

Divisor Catalog (4)

1 2 2,710,927 5,421,854

Collatz Trajectory (139 steps to reach 1)

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

5,421,854 2,710,927 8,132,782 4,066,391 12,199,174 6,099,587 18,298,762 9,149,381 27,448,144 13,724,072 6,862,036 3,431,018 1,715,509 5,146,528 2,573,264 1,286,632 643,316 321,658 160,829 482,488 241,244 120,622 60,311 180,934 90,467 271,402 135,701 407,104 203,552 101,776 50,888 25,444 12,722 6,361 19,084 9,542 4,771 14,314 7,157 21,472 10,736 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741

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