13221749640
13,221,749,640 is an even composite number composed of seven prime numbers multiplied together.
13221749640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 13221749640:
23 × 3 × 5 × 11 × 19 × 23 × 22921
(2 × 2 × 2 × 3 × 5 × 11 × 19 × 23 × 22921)See below for interesting mathematical facts about the number 13221749640 from the Numbermatics database.
Names of 13221749640
- Cardinal: 13221749640 can be written as Thirteen billion, two hundred twenty-one million, seven hundred forty-nine thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.322174964 × 1010
Factors of 13221749640
Divisors of 13221749640
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 19 20 22 23 24 30 33 38 40 44 46 55 57 60 66 69 76 88 92 95 110 114 115 120 132 138 152 165 184 190 209 220 228 230 253 264 276 285 330 345 380 418 437 440 456 460 506 552 570 627 660 690 759 760 836 874 920 1012 1045 1140 1254 1265 1311 1320 1380 1518 1672 1748 2024 2090 2185 2280 2508 2530 2622 2760 3036 3135 3496 3795 4180 4370 4807 5016 5060 5244 6072 6270 6555 7590 8360 8740 9614 10120 10488 12540 13110 14421 15180 17480 19228 22921 24035 25080 26220 28842 30360 38456 45842 48070 52440 57684 68763 72105 91684 96140 114605 115368 137526 144210 183368 192280 229210 252131 275052 288420 343815 435499 458420 504262 527183 550104 576840 687630 756393 870998 916840 1008524 1054366 1260655 1306497 1375260 1512786 1581549 1741996 2017048 2108732 2177495 2521310 2612994 2635915 2750520 3025572 3163098 3483992 3781965 4217464 4354990 4790489 5042620 5225988 5271830 5799013 6051144 6326196 6532485 7563930 7907745 8709980 9580978 10016477 10085240 10451976 10543660 11598026 12652392 13064970 14371467 15127860 15815490 17397039 17419960 19161956 20032954 21087320 23196052 23952445 26129940 28742934 28995065 30049431 30255720 31630980 34794078 38323912 40065908 46392104 47904890 50082385 52259880 57485868 57990130 60098862 63261960 69588156 71857335 80131816 86985195 95809780 100164770 110181247 114971736 115980260 120197724 139176312 143714670 150247155 173970390 191619560 200329540 220362494 231960520 240395448 287429340 300494310 330543741 347940780 400659080 440724988 550906235 574858680 600988620 661087482 695881560 881449976 1101812470 1201977240 1322174964 1652718705 2203624940 2644349928 3305437410 4407249880 6610874820 13221749640
- Sum of all divisors σ(n): 47531059200
- Sum of proper divisors (its aliquot sum) s(n): 34309309560
- 13221749640 is an abundant number, because the sum of its proper divisors (34309309560) is greater than itself. Its abundance is 21087559920
Bases of 13221749640
- Binary: 11000101000001001111100011100010002
- Hexadecimal: 0x31413E388
- Base-36: 62NVZBC
Squares and roots of 13221749640
- 13221749640 squared (132217496402) is 174814663542840129600
- 13221749640 cubed (132217496403) is 2311355714764267608116353344000
-
The
square root of 13221749640 is 114985.8671315739 -
The
cube root of 13221749640 is 2364.6288091089
Scales and comparisons
How big is 13221749640?- 13,221,749,640 seconds is equal to 420 years, 21 weeks, 2 days, 12 hours, 14 minutes.
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To count from 1 to 13,221,749,640 would take you about eight hundred forty 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 13221749640 cubic inches would be around 197.1 feet tall.
Recreational maths with 13221749640
- 13221749640 backwards is 04694712231
- The number of decimal digits it has is: 11
- The sum of 13221749640's digits is 39
- More coming soon!
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