390913221972
390,913,221,972 is an even composite number composed of seven prime numbers multiplied together.
390913221972 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 390913221972:
22 × 3 × 7 × 132 × 113 × 197 × 1237
(2 × 2 × 3 × 7 × 13 × 13 × 113 × 197 × 1237)See below for interesting mathematical facts about the number 390913221972 from the Numbermatics database.
Names of 390913221972
- Cardinal: 390913221972 can be written as Three hundred ninety billion, nine hundred thirteen million, two hundred twenty-one thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 3.90913221972 × 1011
Factors of 390913221972
Divisors of 390913221972
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 113 156 169 182 197 226 273 338 339 364 394 452 507 546 591 676 678 788 791 1014 1092 1182 1183 1237 1356 1379 1469 1582 2028 2364 2366 2373 2474 2561 2758 2938 3164 3549 3711 4137 4407 4732 4746 4948 5122 5516 5876 7098 7422 7683 8274 8659 8814 9492 10244 10283 14196 14844 15366 16081 16548 17318 17628 17927 19097 20566 22261 25977 30732 30849 32162 33293 34636 35854 38194 41132 44522 48243 51954 53781 57291 61698 64324 66586 66783 71708 76388 89044 96486 99879 103908 107562 112567 114582 123396 133172 133566 133679 139781 155827 192972 199758 209053 215124 225134 229164 233051 243689 267132 267358 279562 289393 311654 337701 399516 401037 418106 419343 450268 466102 467481 487378 534716 559124 578786 623308 627159 675402 699153 731067 802074 836212 838686 868179 932204 934962 974756 978467 1157572 1254318 1350804 1398306 1462134 1463371 1604148 1677372 1705823 1736358 1817153 1869924 1956934 2025751 2508636 2796612 2924268 2926742 2935401 3167957 3411646 3472716 3634306 3762109 3913868 4051502 4390113 5117469 5451459 5853484 5870802 6077253 6335914 6823292 7268612 7524218 8103004 8780226 9503871 10234938 10902918 11286327 11741604 12154506 12671828 12720071 15048436 17560452 19007742 20469876 21805836 22175699 22572654 23622989 24309012 25440142 26334763 27536857 38015484 38160213 41183441 44351398 45145308 47245978 50880284 52669526 55073714 66527097 70868967 76320426 79004289 82366882 82610571 88702796 94491956 105339052 110147428 123550323 133054194 141737934 152640852 158008578 164733764 165221142 165360923 192757999 247100646 266108388 283475868 288284087 316017156 330442284 330721846 357979141 385515998 494201292 496082769 576568174 578273997 661443692 715958282 771031996 864852261 992165538 1073937423 1153136348 1156547994 1431916564 1729704522 1984331076 2147874846 2313095988 2505853987 3459409044 4295749692 4653728833 5011707974 7517561961 9307457666 10023415948 13961186499 15035123922 18614915332 27922372998 30070247844 32576101831 55844745996 65152203662 97728305493 130304407324 195456610986 390913221972
- Sum of all divisors σ(n): 1145486022912
- Sum of proper divisors (its aliquot sum) s(n): 754572800940
- 390913221972 is an abundant number, because the sum of its proper divisors (754572800940) is greater than itself. Its abundance is 363659578968
Bases of 390913221972
- Binary: 1011011000001000011111001100101010101002
- Hexadecimal: 0x5B043E6554
- Base-36: 4ZKZN0IC
Squares and roots of 390913221972
- 390913221972 squared (3909132219722) is 152813147112530143568784
- 390913221972 cubed (3909132219723) is 59736679697440386875445088042122048
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The
square root of 390913221972 is 625230.5350604687 -
The
cube root of 390913221972 is 7311.8418046591
Scales and comparisons
How big is 390913221972?- 390,913,221,972 seconds is equal to 12,429 years, 43 weeks, 1 day, 14 hours, 6 minutes, 12 seconds.
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To count from 1 to 390,913,221,972 would take you about twenty-four thousand, eight hundred fifty-nine 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 390913221972 cubic inches would be around 609.3 feet tall.
Recreational maths with 390913221972
- 390913221972 backwards is 279122319093
- The number of decimal digits it has is: 12
- The sum of 390913221972's digits is 48
- More coming soon!
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