38490390
38,490,390 is an even composite number composed of six prime numbers multiplied together.
38490390 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 38490390:
2 × 34 × 5 × 19 × 41 × 61
(2 × 3 × 3 × 3 × 3 × 5 × 19 × 41 × 61)See below for interesting mathematical facts about the number 38490390 from the Numbermatics database.
Names of 38490390
- Cardinal: 38490390 can be written as Thirty-eight million, four hundred ninety thousand, three hundred ninety.
Scientific notation
- Scientific notation: 3.849039 × 107
Factors of 38490390
Divisors of 38490390
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 19 27 30 38 41 45 54 57 61 81 82 90 95 114 122 123 135 162 171 183 190 205 246 270 285 305 342 366 369 405 410 513 549 570 610 615 738 779 810 855 915 1026 1098 1107 1159 1230 1539 1558 1647 1710 1830 1845 2214 2318 2337 2501 2565 2745 3078 3294 3321 3477 3690 3895 4674 4941 5002 5130 5490 5535 5795 6642 6954 7011 7503 7695 7790 8235 9882 10431 11070 11590 11685 12505 14022 15006 15390 16470 16605 17385 20862 21033 22509 23370 24705 25010 31293 33210 34770 35055 37515 42066 45018 47519 49410 52155 62586 63099 67527 70110 75030 93879 95038 104310 105165 112545 126198 135054 142557 156465 187758 202581 210330 225090 237595 285114 312930 315495 337635 405162 427671 469395 475190 630990 675270 712785 855342 938790 1012905 1283013 1425570 2025810 2138355 2566026 3849039 4276710 6415065 7698078 12830130 19245195 38490390
- Sum of all divisors σ(n): 113430240
- Sum of proper divisors (its aliquot sum) s(n): 74939850
- 38490390 is an abundant number, because the sum of its proper divisors (74939850) is greater than itself. Its abundance is 36449460
Bases of 38490390
- Binary: 100100101101010001000101102
- Hexadecimal: 0x24B5116
- Base-36: MWZDI
Squares and roots of 38490390
- 38490390 squared (384903902) is 1481510122352100
- 38490390 cubed (384903903) is 57023902398280046319000
-
The
square root of 38490390 is 6204.0623787967 -
The
cube root of 38490390 is 337.6375735435
Scales and comparisons
How big is 38490390?- 38,490,390 seconds is equal to 1 year, 11 weeks, 4 days, 11 hours, 46 minutes, 30 seconds.
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To count from 1 to 38,490,390 would take you about forty-three weeks!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 38490390 cubic inches would be around 28.1 feet tall.
Recreational maths with 38490390
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