399968000640
399,968,000,640 is an even composite number composed of five prime numbers multiplied together.
399968000640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 399968000640:
27 × 32 × 5 × 132 × 6412
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 13 × 641 × 641)See below for interesting mathematical facts about the number 399968000640 from the Numbermatics database.
Names of 399968000640
- Cardinal: 399968000640 can be written as Three hundred ninety-nine billion, nine hundred sixty-eight million, six hundred forty.
Scientific notation
- Scientific notation: 3.9996800064 × 1011
Factors of 399968000640
Divisors of 399968000640
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 128 130 144 156 160 169 180 192 195 208 234 240 260 288 312 320 338 360 384 390 416 468 480 507 520 576 585 624 640 641 676 720 780 832 845 936 960 1014 1040 1152 1170 1248 1282 1352 1440 1521 1560 1664 1690 1872 1920 1923 2028 2080 2340 2496 2535 2564 2704 2880 3042 3120 3205 3380 3744 3846 4056 4160 4680 4992 5070 5128 5408 5760 5769 6084 6240 6410 6760 7488 7605 7692 8112 8320 8333 9360 9615 10140 10256 10816 11538 12168 12480 12820 13520 14976 15210 15384 16224 16666 18720 19230 20280 20512 21632 23076 24336 24960 24999 25640 27040 28845 30420 30768 32448 33332 37440 38460 40560 41024 41665 46152 48672 49998 51280 54080 57690 60840 61536 64896 66664 74880 74997 76920 81120 82048 83330 92304 97344 99996 102560 108160 108329 115380 121680 123072 124995 133328 149994 153840 162240 166660 184608 194688 199992 205120 216658 230760 243360 246144 249990 266656 299988 307680 324480 324987 333320 369216 374985 399984 410240 410881 433316 461520 486720 499980 533312 541645 599976 615360 649974 666640 738432 749970 799968 821762 866632 923040 973440 974961 999960 1066624 1083290 1199952 1230720 1232643 1299948 1333280 1499940 1599936 1624935 1643524 1733264 1846080 1949922 1999920 2054405 2166580 2399904 2465286 2599896 2666560 2999880 3199872 3249870 3287048 3466528 3692160 3697929 3899844 3999840 4108810 4333160 4799808 4874805 4930572 5199792 5333120 5341453 5999760 6163215 6499740 6574096 6933056 7395858 7799688 7999680 8217620 8666320 9599616 9749610 9861144 10399584 10682906 11999520 12326430 12999480 13148192 13866112 14791716 15599376 15999360 16024359 16435240 17332640 18489645 19499220 19722288 20799168 21365812 23999040 24652860 25998960 26296384 26707265 29583432 31198752 32048718 32870480 34665280 36979290 38998440 39444576 41598336 42731624 47998080 48073077 49305720 51997920 52592768 53414530 59166864 62397504 64097436 65740960 69330560 69438889 73958580 77996880 78889152 80121795 85463248 96146154 98611440 103995840 106829060 118333728 124795008 128194872 131481920 138877778 147917160 155993760 157778304 160243590 170926496 192292308 197222880 207991680 208316667 213658120 236667456 240365385 256389744 262963840 277755556 295834320 311987520 320487180 341852992 347194445 384584616 394445760 416633334 427316240 473334912 480730770 512779488 555511112 591668640 623975040 624950001 640974360 683705984 694388890 769169232 788891520 833266668 854632480 961461540 1025558976 1041583335 1111022224 1183337280 1249900002 1281948720 1388777780 1538338464 1666533336 1709264960 1922923080 2051117952 2083166670 2222044448 2366674560 2499800004 2563897440 2777555560 3076676928 3124750005 3333066672 3418529920 3845846160 4166333340 4444088896 4999600008 5127794880 5555111120 6153353856 6249500010 6666133344 7691692320 8332666680 8888177792 9999200016 10255589760 11110222240 12499000020 13332266688 15383384640 16665333360 19998400032 22220444480 24998000040 26664533376 30766769280 33330666720 39996800064 44440888960 49996000080 66661333440 79993600128 99992000160 133322666880 199984000320 399968000640
- Sum of all divisors σ(n): 1497890222010
- Sum of proper divisors (its aliquot sum) s(n): 1097922221370
- 399968000640 is an abundant number, because the sum of its proper divisors (1097922221370) is greater than itself. Its abundance is 697954220730
Bases of 399968000640
- Binary: 1011101000111111111001101011010100000002
- Hexadecimal: 0x5D1FF35A80
- Base-36: 53QQMCG0
Squares and roots of 399968000640
- 399968000640 squared (3999680006402) is 159974401535959040409600
- 399968000640 cubed (3999680006403) is 63984641535918082457560678662144000
-
The
square root of 399968000640 is 632430.2338123945 -
The
cube root of 399968000640 is 7367.8665142909
Scales and comparisons
How big is 399968000640?- 399,968,000,640 seconds is equal to 12,717 years, 38 weeks, 5 days, 6 hours, 24 minutes.
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To count from 1 to 399,968,000,640 would take you about twenty-five thousand, four hundred thirty-five 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 399968000640 cubic inches would be around 614 feet tall.
Recreational maths with 399968000640
- 399968000640 backwards is 046000869993
- The number of decimal digits it has is: 12
- The sum of 399968000640's digits is 54
- More coming soon!
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