λ
Sequence Observatory

5,047,259

7 × 721037
Deficient Odd Composite

Starting at 5,047,259, the Collatz iteration reaches 1 after 82 steps. The first transition is 15141778; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 7 × 721037
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,768,304
Proper Divisor Sum 721,045
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #5047213 ← → #5047261

Radix Representation

Decimal 5047259
Binary 10011010000001111011011 (23 bits)
Octal 0o23201733
Hexadecimal 0x4D03DB

Divisor Catalog (4)

1 7 721,037 5,047,259

Collatz Trajectory (82 steps to reach 1)

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

5,047,259 15,141,778 7,570,889 22,712,668 11,356,334 5,678,167 17,034,502 8,517,251 25,551,754 12,775,877 38,327,632 19,163,816 9,581,908 4,790,954 2,395,477 7,186,432 3,593,216 1,796,608 898,304 449,152 224,576 112,288 56,144 28,072 14,036 7,018 3,509 10,528 5,264 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152

More profiles

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