155,803

347 × 449

155,803 factors as 347 × 449. Its 4 positive divisors give a proper-divisor sum of 797, so this integer is deficient. The Collatz stopping time is 245 steps.

Prime Factor Structure

Factorization String 347 × 449

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 156,600

Proper Divisor Sum 797

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #155801 ← → #155809

Radix Representation

Decimal	155803
Binary	100110000010011011 (18 bits)
Octal	0o460233
Hexadecimal	0x2609B

Divisor Catalog (4)

1 347 449 155,803

Collatz Trajectory (245 steps to reach 1)

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

155,803 467,410 233,705 701,116 350,558 175,279 525,838 262,919 788,758 394,379 1,183,138 591,569 1,774,708 887,354 443,677 1,331,032 665,516 332,758 166,379 499,138 249,569 748,708 374,354 187,177 561,532 280,766 140,383 421,150 210,575 631,726 315,863 947,590 473,795 1,421,386 710,693 2,132,080 1,066,040 533,020 266,510 133,255 399,766 199,883 599,650 299,825 899,476 449,738 224,869 674,608 337,304 168,652 84,326 42,163 126,490 63,245 189,736 94,868 47,434 23,717 71,152 35,576

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