7,029,141

3 × 7 × 334721

Starting at 7,029,141, the Collatz iteration reaches 1 after 129 steps. The first transition is 21087424; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 7 × 334721

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 10,711,104

Proper Divisor Sum 3,681,963

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #7029137 ← → #7029161

Radix Representation

Decimal	7029141
Binary	11010110100000110010101 (23 bits)
Octal	0o32640625
Hexadecimal	0x6B4195

Divisor Catalog (8)

1 3 7 21 334,721 1,004,163 2,343,047 7,029,141

Collatz Trajectory (129 steps to reach 1)

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

7,029,141 21,087,424 10,543,712 5,271,856 2,635,928 1,317,964 658,982 329,491 988,474 494,237 1,482,712 741,356 370,678 185,339 556,018 278,009 834,028 417,014 208,507 625,522 312,761 938,284 469,142 234,571 703,714 351,857 1,055,572 527,786 263,893 791,680 395,840 197,920 98,960 49,480 24,740 12,370 6,185 18,556 9,278 4,639 13,918 6,959 20,878 10,439 31,318 15,659 46,978 23,489 70,468 35,234 17,617 52,852 26,426 13,213 39,640 19,820 9,910 4,955 14,866 7,433

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