λ
Sequence Observatory

7,945,471

59 × 134669
Deficient Odd Composite

Starting at 7,945,471, the Collatz iteration reaches 1 after 186 steps. The first transition is 23836414; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 59 × 134669
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,080,200
Proper Divisor Sum 134,729
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #7945451 ← → #7945481

Radix Representation

Decimal 7945471
Binary 11110010011110011111111 (23 bits)
Octal 0o36236377
Hexadecimal 0x793CFF

Divisor Catalog (4)

1 59 134,669 7,945,471

Collatz Trajectory (186 steps to reach 1)

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

7,945,471 23,836,414 11,918,207 35,754,622 17,877,311 53,631,934 26,815,967 80,447,902 40,223,951 120,671,854 60,335,927 181,007,782 90,503,891 271,511,674 135,755,837 407,267,512 203,633,756 101,816,878 50,908,439 152,725,318 76,362,659 229,087,978 114,543,989 343,631,968 171,815,984 85,907,992 42,953,996 21,476,998 10,738,499 32,215,498 16,107,749 48,323,248 24,161,624 12,080,812 6,040,406 3,020,203 9,060,610 4,530,305 13,590,916 6,795,458 3,397,729 10,193,188 5,096,594 2,548,297 7,644,892 3,822,446 1,911,223 5,733,670 2,866,835 8,600,506 4,300,253 12,900,760 6,450,380 3,225,190 1,612,595 4,837,786 2,418,893 7,256,680 3,628,340 1,814,170

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