λ
Ratio Atlas

1,958,107

1958107
Deficient Odd Prime

1,958,107 factors as 1958107. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 78 steps.

Prime Factor Structure

Factorization String 1958107
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,958,108
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1958069 ← → #1958137

Radix Representation

Decimal 1958107
Binary 111011110000011011011 (21 bits)
Octal 0o7360333
Hexadecimal 0x1DE0DB

Divisor Catalog (2)

Collatz Trajectory (78 steps to reach 1)

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

1,958,107 5,874,322 2,937,161 8,811,484 4,405,742 2,202,871 6,608,614 3,304,307 9,912,922 4,956,461 14,869,384 7,434,692 3,717,346 1,858,673 5,576,020 2,788,010 1,394,005 4,182,016 2,091,008 1,045,504 522,752 261,376 130,688 65,344 32,672 16,336 8,168 4,084 2,042 1,021 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640 820 410 205 616 308 154 77 232 116 58

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