1399390902
1,399,390,902 is an even composite number composed of six prime numbers multiplied together.
1399390902 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 1399390902:
2 × 32 × 72 × 13 × 312 × 127
(2 × 3 × 3 × 7 × 7 × 13 × 31 × 31 × 127)See below for interesting mathematical facts about the number 1399390902 from the Numbermatics database.
Names of 1399390902
- Cardinal: 1399390902 can be written as One billion, three hundred ninety-nine million, three hundred ninety thousand, nine hundred two.
Scientific notation
- Scientific notation: 1.399390902 × 109
Factors of 1399390902
Divisors of 1399390902
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 6 7 9 13 14 18 21 26 31 39 42 49 62 63 78 91 93 98 117 126 127 147 182 186 217 234 254 273 279 294 381 403 434 441 546 558 637 651 762 806 819 882 889 961 1143 1209 1274 1302 1519 1638 1651 1778 1911 1922 1953 2286 2418 2667 2821 2883 3038 3302 3627 3822 3906 3937 4557 4953 5334 5642 5733 5766 6223 6727 7254 7874 8001 8463 8649 9114 9906 11466 11557 11811 12446 12493 13454 13671 14859 16002 16926 17298 18669 19747 20181 23114 23622 24986 25389 27342 27559 29718 34671 35433 37338 37479 39494 40362 47089 50778 51181 55118 56007 59241 60543 69342 70866 74958 80899 82677 87451 94178 102362 104013 112014 112437 118482 121086 122047 141267 153543 161798 165354 174902 177723 192913 208026 224874 242697 244094 248031 262353 282534 307086 355446 358267 366141 385826 423801 460629 485394 496062 524706 578739 612157 716534 728091 732282 787059 847602 854329 921258 1074801 1098423 1157478 1224314 1456182 1574118 1586611 1708658 1736217 1836471 2149602 2196846 2507869 2562987 3173222 3224403 3472434 3672942 4759833 5015738 5125974 5509413 5980303 6448806 7523607 7688961 9519666 11018826 11106277 11960606 14279499 15047214 15377922 17940909 22212554 22570821 28558998 33318831 35881818 45141642 53822727 66637662 77743939 99956493 107645454 155487878 199912986 233231817 466463634 699695451 1399390902
- Sum of all divisors σ(n): 3955730688
- Sum of proper divisors (its aliquot sum) s(n): 2556339786
- 1399390902 is an abundant number, because the sum of its proper divisors (2556339786) is greater than itself. Its abundance is 1156948884
Bases of 1399390902
- Binary: 10100110110100100000010101101102
- Hexadecimal: 0x536902B6
- Base-36: N55SXI
Squares and roots of 1399390902
- 1399390902 squared (13993909022) is 1958294896600373604
- 1399390902 cubed (13993909023) is 2740420061735593551238550808
-
The
square root of 1399390902 is 37408.4335678467 -
The
cube root of 1399390902 is 1118.5266825485
Scales and comparisons
How big is 1399390902?- 1,399,390,902 seconds is equal to 44 years, 25 weeks, 5 days, 15 hours, 41 minutes, 42 seconds.
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To count from 1 to 1,399,390,902 would take you about eighty-eight 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 1399390902 cubic inches would be around 93.2 feet tall.
Recreational maths with 1399390902
- 1399390902 backwards is 2090939931
- The number of decimal digits it has is: 10
- The sum of 1399390902's digits is 45
- More coming soon!
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