4,243,121

4243121

4,243,121 factors as 4243121. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 198 steps.

Prime Factor Structure

Factorization String 4243121

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 4,243,122

Proper Divisor Sum 1

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #4243117 ← → #4243139

Radix Representation

Decimal	4243121
Binary	10000001011111010110001 (23 bits)
Octal	0o20137261
Hexadecimal	0x40BEB1

Divisor Catalog (2)

1 4,243,121

Collatz Trajectory (198 steps to reach 1)

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

4,243,121 12,729,364 6,364,682 3,182,341 9,547,024 4,773,512 2,386,756 1,193,378 596,689 1,790,068 895,034 447,517 1,342,552 671,276 335,638 167,819 503,458 251,729 755,188 377,594 188,797 566,392 283,196 141,598 70,799 212,398 106,199 318,598 159,299 477,898 238,949 716,848 358,424 179,212 89,606 44,803 134,410 67,205 201,616 100,808 50,404 25,202 12,601 37,804 18,902 9,451 28,354 14,177 42,532 21,266 10,633 31,900 15,950 7,975 23,926 11,963 35,890 17,945 53,836 26,918

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