4,716,821

29 × 162649

Starting at 4,716,821, the Collatz iteration reaches 1 after 268 steps. The first transition is 14150464; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 29 × 162649

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,879,500

Proper Divisor Sum 162,679

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4716809 ← → #4716823

Radix Representation

Decimal	4716821
Binary	10001111111100100010101 (23 bits)
Octal	0o21774425
Hexadecimal	0x47F915

Divisor Catalog (4)

1 29 162,649 4,716,821

Collatz Trajectory (268 steps to reach 1)

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

4,716,821 14,150,464 7,075,232 3,537,616 1,768,808 884,404 442,202 221,101 663,304 331,652 165,826 82,913 248,740 124,370 62,185 186,556 93,278 46,639 139,918 69,959 209,878 104,939 314,818 157,409 472,228 236,114 118,057 354,172 177,086 88,543 265,630 132,815 398,446 199,223 597,670 298,835 896,506 448,253 1,344,760 672,380 336,190 168,095 504,286 252,143 756,430 378,215 1,134,646 567,323 1,701,970 850,985 2,552,956 1,276,478 638,239 1,914,718 957,359 2,872,078 1,436,039 4,308,118 2,154,059 6,462,178

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