λ
Sigma Notebook

7,383,220

22 × 5 × 13 × 73 × 389
Abundant Even Composite

7,383,220 is even and not a perfect square. Its factorization is 2^2 × 5 × 13 × 73 × 389 and its 48 divisors sum to 16,969,680.

Prime Factor Structure

Factorization String 2^2 × 5 × 13 × 73 × 389
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 16,969,680
Proper Divisor Sum 9,586,460
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #7383217 ← → #7383221

Radix Representation

Decimal 7383220
Binary 11100001010100010110100 (23 bits)
Octal 0o34124264
Hexadecimal 0x70A8B4

Divisor Catalog (48)

1 2 4 5 10 13 20 26 52 65 73 130 146 260 292 365 389 730 778 949 1,460 1,556 1,898 1,945 3,796 3,890 4,745 5,057 7,780 9,490 10,114 18,980 20,228 25,285 28,397 50,570 56,794 101,140 113,588 141,985 283,970 369,161 567,940 738,322 1,476,644 1,845,805 3,691,610 7,383,220

Collatz Trajectory (173 steps to reach 1)

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

7,383,220 3,691,610 1,845,805 5,537,416 2,768,708 1,384,354 692,177 2,076,532 1,038,266 519,133 1,557,400 778,700 389,350 194,675 584,026 292,013 876,040 438,020 219,010 109,505 328,516 164,258 82,129 246,388 123,194 61,597 184,792 92,396 46,198 23,099 69,298 34,649 103,948 51,974 25,987 77,962 38,981 116,944 58,472 29,236 14,618 7,309 21,928 10,964 5,482 2,741 8,224 4,112 2,056 1,028 514 257 772 386 193 580 290 145 436 218

More profiles

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