15145123840

Names of 15145123840

• Cardinal: 15145123840 can be written as Fifteen billion, one hundred forty-five million, one hundred twenty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.514512384 × 10¹⁰

Factors of 15145123840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 25

Divisors of 15145123840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 64 70 77 80 88 98 110 112 128 140 154 160 176 196 220 224 245 256 280 308 320 343 352 385 392 440 448 490 512 539 560 616 640 686 704 770 784 880 896 980 1024 1078 1120 1232 1280 1372 1408 1540 1568 1715 1760 1792 1960 2048 2156 2240 2401 2464 2560 2695 2744 2816 3080 3136 3430 3520 3584 3773 3920 4096 4312 4480 4802 4928 5120 5390 5488 5632 6160 6272 6860 7040 7168 7546 7840 8192 8624 8960 9604 9856 10240 10780 10976 11264 12005 12320 12544 13720 14080 14336 15092 15680 16384 16807 17248 17920 18865 19208 19712 20480 21560 21952 22528 24010 24640 25088 26411 27440 28160 28672 30184 31360 33614 34496 35840 37730 38416 39424 40960 43120 43904 45056 48020 49280 50176 52822 54880 56320 57344 60368 62720 67228 68992 71680 75460 76832 78848 81920 84035 86240 87808 90112 96040 98560 100352 105644 109760 112640 114688 120736 125440 132055 134456 137984 143360 150920 153664 157696 168070 172480 175616 180224 184877 192080 197120 200704 211288 219520 225280 241472 250880 264110 268912 275968 286720 301840 307328 315392 336140 344960 351232 369754 384160 394240 401408 422576 439040 450560 482944 501760 528220 537824 551936 573440 603680 614656 630784 672280 689920 702464 739508 768320 788480 802816 845152 878080 901120 924385 965888 1003520 1056440 1075648 1103872 1207360 1229312 1261568 1344560 1379840 1404928 1479016 1536640 1576960 1690304 1756160 1848770 1931776 2007040 2112880 2151296 2207744 2414720 2458624 2689120 2759680 2809856 2958032 3073280 3153920 3380608 3512320 3697540 3863552 4014080 4225760 4302592 4415488 4829440 4917248 5378240 5519360 5619712 5916064 6146560 6307840 6761216 7024640 7395080 7727104 8451520 8605184 8830976 9658880 9834496 10756480 11038720 11832128 12293120 13522432 14049280 14790160 15454208 16903040 17210368 19317760 19668992 21512960 22077440 23664256 24586240 27044864 28098560 29580320 30908416 33806080 34420736 38635520 39337984 43025920 44154880 47328512 49172480 54089728 59160640 61816832 67612160 68841472 77271040 86051840 94657024 98344960 108179456 118321280 135224320 137682944 154542080 172103680 189314048 196689920 216358912 236642560 270448640 275365888 309084160 344207360 378628096 432717824 473285120 540897280 688414720 757256192 946570240 1081794560 1376829440 1514512384 1893140480 2163589120 3029024768 3786280960 7572561920 15145123840
• Sum of all divisors σ(n): 46259664192
• Sum of proper divisors (its aliquot sum) s(n): 31114540352
• 15145123840 is an abundant number, because the sum of its proper divisors (31114540352) is greater than itself. Its abundance is 15969416512

Bases of 15145123840

• Binary: 1110000110101110000100000000000000₂
• Hexadecimal: 0x386B84000
• Base-36: 6YH0KCG

Squares and roots of 15145123840

• 15145123840 squared (15145123840²) is 229374776128936345600
• 15145123840 cubed (15145123840³) is 3473909390245016761589039104000
• The square root of 15145123840 is 123065.5266108263
• The cube root of 15145123840 is 2474.1400319431

Scales and comparisons

• 15,145,123,840 seconds is equal to 481 years, 29 weeks, 3 days, 18 hours, 50 minutes, 40 seconds.
• To count from 1 to 15,145,123,840 would take you about nine hundred sixty-three 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 15145123840 cubic inches would be around 206.2 feet tall.

Recreational maths with 15145123840

• 15145123840 backwards is 04832154151
• The number of decimal digits it has is: 11
• The sum of 15145123840's digits is 34
• More coming soon!