5,270,291

13 × 405407

Starting at 5,270,291, the Collatz iteration reaches 1 after 95 steps. The first transition is 15810874; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 405407

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 5,675,712

Proper Divisor Sum 405,421

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #5270273 ← → #5270303

Radix Representation

Decimal	5270291
Binary	10100000110101100010011 (23 bits)
Octal	0o24065423
Hexadecimal	0x506B13

Divisor Catalog (4)

1 13 405,407 5,270,291

Collatz Trajectory (95 steps to reach 1)

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

5,270,291 15,810,874 7,905,437 23,716,312 11,858,156 5,929,078 2,964,539 8,893,618 4,446,809 13,340,428 6,670,214 3,335,107 10,005,322 5,002,661 15,007,984 7,503,992 3,751,996 1,875,998 937,999 2,813,998 1,406,999 4,220,998 2,110,499 6,331,498 3,165,749 9,497,248 4,748,624 2,374,312 1,187,156 593,578 296,789 890,368 445,184 222,592 111,296 55,648 27,824 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931

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