1397995680

Names of 1397995680

• Cardinal: 1397995680 can be written as One billion, three hundred ninety-seven million, nine hundred ninety-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.39799568 × 10⁹

Factors of 1397995680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 244

Divisors of 1397995680

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 30 32 34 38 40 48 51 57 60 68 71 76 80 85 95 96 102 114 120 127 136 142 152 160 170 190 204 213 228 240 254 255 272 284 285 304 323 340 355 380 381 408 426 456 480 508 510 544 568 570 608 635 646 680 710 760 762 816 852 912 969 1016 1020 1065 1136 1140 1207 1270 1292 1349 1360 1420 1520 1524 1615 1632 1704 1824 1905 1938 2032 2040 2130 2159 2272 2280 2413 2414 2540 2584 2698 2720 2840 3040 3048 3230 3408 3621 3810 3876 4047 4064 4080 4260 4318 4560 4826 4828 4845 5080 5168 5396 5680 6035 6096 6460 6477 6745 6816 7239 7242 7620 7752 8094 8160 8520 8636 9017 9120 9652 9656 9690 10160 10336 10792 10795 11360 12065 12070 12192 12920 12954 13490 14478 14484 15240 15504 16188 17040 17272 18034 18105 19304 19312 19380 20235 20320 21584 21590 22933 24130 24140 25840 25908 26980 27051 28956 28968 30480 31008 32376 32385 34080 34544 36068 36195 36210 38608 38624 38760 40470 41021 43168 43180 45085 45866 48260 48280 51680 51816 53960 54102 57912 57936 60960 64752 64770 68799 69088 72136 72390 72420 77216 77520 80940 82042 86360 90170 91732 96520 96560 103632 107920 108204 114665 115824 115872 123063 129504 129540 135255 137598 144272 144780 144840 153289 155040 161880 164084 171323 172720 180340 183464 193040 193120 205105 207264 215840 216408 229330 231648 246126 259080 270510 275196 288544 289560 289680 306578 323760 328168 342646 343995 345440 360680 366928 386080 410210 432816 458660 459867 492252 513969 518160 541020 550392 579120 579360 613156 615315 647520 656336 685292 687990 721360 733856 766445 820420 856615 865632 917320 919734 984504 1027938 1036320 1082040 1100784 1158240 1226312 1230630 1312672 1370584 1375980 1442720 1532890 1640840 1713230 1834640 1839468 1969008 2055876 2164080 2201568 2299335 2452624 2461260 2569845 2741168 2751960 2912491 3065780 3281680 3426460 3669280 3678936 3938016 4111752 4328160 4598670 4905248 4922520 5139690 5482336 5503920 5824982 6131560 6563360 6852920 7357872 8223504 8737473 9197340 9845040 10279380 11007840 11649964 12263120 13705840 14562455 14715744 16447008 17474946 18394680 19690080 20558760 23299928 24526240 27411680 29124910 34949892 36789360 41117520 43687365 46599856 58249820 69899784 73578720 82235040 87374730 93199712 116499640 139799568 174749460 232999280 279599136 349498920 465998560 698997840 1397995680
• Sum of all divisors σ(n): 5016453120
• Sum of proper divisors (its aliquot sum) s(n): 3618457440
• 1397995680 is an abundant number, because the sum of its proper divisors (3618457440) is greater than itself. Its abundance is 2220461760

Bases of 1397995680

• Binary: 1010011010100111011100010100000₂
• Hexadecimal: 0x5353B8A0
• Base-36: N4BWDC

Squares and roots of 1397995680

• 1397995680 squared (1397995680²) is 1954391921298662400
• 1397995680 cubed (1397995680³) is 2732231463002430024978432000
• The square root of 1397995680 is 37389.7804219281
• The cube root of 1397995680 is 1118.1548274391

Scales and comparisons

• 1,397,995,680 seconds is equal to 44 years, 23 weeks, 3 days, 12 hours, 8 minutes.
• To count from 1 to 1,397,995,680 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 1397995680 cubic inches would be around 93.2 feet tall.

Recreational maths with 1397995680

• 1397995680 backwards is 0865997931
• 1397995680 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1397995680's digits is 57
• More coming soon!