λ
Sequence Observatory

5,647,271

7 × 179 × 4507
Deficient Odd Composite

Starting at 5,647,271, the Collatz iteration reaches 1 after 245 steps. The first transition is 16941814; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 7 × 179 × 4507
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,491,520
Proper Divisor Sum 844,249
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #5647267 ← → #5647307

Radix Representation

Decimal 5647271
Binary 10101100010101110100111 (23 bits)
Octal 0o25425647
Hexadecimal 0x562BA7

Divisor Catalog (8)

1 7 179 1,253 4,507 31,549 806,753 5,647,271

Collatz Trajectory (245 steps to reach 1)

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

5,647,271 16,941,814 8,470,907 25,412,722 12,706,361 38,119,084 19,059,542 9,529,771 28,589,314 14,294,657 42,883,972 21,441,986 10,720,993 32,162,980 16,081,490 8,040,745 24,122,236 12,061,118 6,030,559 18,091,678 9,045,839 27,137,518 13,568,759 40,706,278 20,353,139 61,059,418 30,529,709 91,589,128 45,794,564 22,897,282 11,448,641 34,345,924 17,172,962 8,586,481 25,759,444 12,879,722 6,439,861 19,319,584 9,659,792 4,829,896 2,414,948 1,207,474 603,737 1,811,212 905,606 452,803 1,358,410 679,205 2,037,616 1,018,808 509,404 254,702 127,351 382,054 191,027 573,082 286,541 859,624 429,812 214,906

More profiles

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