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Modular Archive

142,469

142469
Deficient Odd Prime

The decimal integer 142,469 is 100010110010000101 in binary (18 bits), 426205 in octal and 22C85 in hexadecimal. Its digit sum is 26.

Prime Factor Structure

Factorization String 142469
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 142,470
Proper Divisor Sum 1
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #142453 ← → #142501

Radix Representation

Decimal 142469
Binary 100010110010000101 (18 bits)
Octal 0o426205
Hexadecimal 0x22C85

Divisor Catalog (2)

Collatz Trajectory (100 steps to reach 1)

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

142,469 427,408 213,704 106,852 53,426 26,713 80,140 40,070 20,035 60,106 30,053 90,160 45,080 22,540 11,270 5,635 16,906 8,453 25,360 12,680 6,340 3,170 1,585 4,756 2,378 1,189 3,568 1,784 892 446 223 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911

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