13915145440
13,915,145,440 is an even composite number composed of five prime numbers multiplied together.
13915145440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 13915145440:
25 × 5 × 72 × 1132 × 139
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 113 × 113 × 139)See below for interesting mathematical facts about the number 13915145440 from the Numbermatics database.
Names of 13915145440
- Cardinal: 13915145440 can be written as Thirteen billion, nine hundred fifteen million, one hundred forty-five thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.391514544 × 1010
Factors of 13915145440
Divisors of 13915145440
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 70 80 98 112 113 139 140 160 196 224 226 245 278 280 392 452 490 556 560 565 695 784 791 904 973 980 1112 1120 1130 1390 1568 1582 1808 1946 1960 2224 2260 2780 3164 3616 3892 3920 3955 4448 4520 4865 5537 5560 6328 6811 7784 7840 7910 9040 9730 11074 11120 12656 12769 13622 15568 15707 15820 18080 19460 22148 22240 25312 25538 27244 27685 31136 31414 31640 34055 38920 44296 51076 54488 55370 62828 63280 63845 68110 77840 78535 88592 89383 102152 108976 109949 110740 125656 126560 127690 136220 155680 157070 177184 178766 204304 217952 219898 221480 251312 255380 272440 314140 357532 408608 439796 442960 446915 502624 510760 544880 549745 625681 628280 715064 769643 879592 885920 893830 1021520 1089760 1099490 1251362 1256560 1430128 1539286 1759184 1774891 1787660 2043040 2198980 2502724 2513120 2860256 3078572 3128405 3518368 3549782 3575320 3848215 4397960 5005448 6157144 6256810 7099564 7150640 7696430 8795920 8874455 10010896 12314288 12424237 12513620 14199128 14301280 15392860 17591840 17748910 20021792 24628576 24848474 25027240 28398256 30785720 35497820 49696948 50054480 56796512 61571440 62121185 70995640 86969659 99393896 100108960 123142880 124242370 141991280 173939318 198787792 248484740 283982560 347878636 397575584 434848295 496969480 695757272 869696590 993938960 1391514544 1739393180 1987877920 2783029088 3478786360 6957572720 13915145440
- Sum of all divisors σ(n): 38860796520
- Sum of proper divisors (its aliquot sum) s(n): 24945651080
- 13915145440 is an abundant number, because the sum of its proper divisors (24945651080) is greater than itself. Its abundance is 11030505640
Bases of 13915145440
- Binary: 11001111010110100001000100111000002
- Hexadecimal: 0x33D6844E0
- Base-36: 6E4PUXS
Squares and roots of 13915145440
- 13915145440 squared (139151454402) is 193631272616352793600
- 13915145440 cubed (139151454403) is 2694407320188838445294301184000
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The
square root of 13915145440 is 117962.4747112403 -
The
cube root of 13915145440 is 2405.2630703049
Scales and comparisons
How big is 13915145440?- 13,915,145,440 seconds is equal to 442 years, 23 weeks, 5 days, 22 hours, 10 minutes, 40 seconds.
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To count from 1 to 13,915,145,440 would take you about eight hundred eighty-four years!
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 13915145440 cubic inches would be around 200.4 feet tall.
Recreational maths with 13915145440
- 13915145440 backwards is 04454151931
- The number of decimal digits it has is: 11
- The sum of 13915145440's digits is 37
- More coming soon!
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