12961382481920

Names of 12961382481920

• Cardinal: 12961382481920 can be written as Twelve trillion, nine hundred sixty-one billion, three hundred eighty-two million, four hundred eighty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.296138248192 × 10¹³

Factors of 12961382481920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 198

Divisors of 12961382481920

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 47 62 64 80 94 113 124 128 155 160 188 226 235 248 256 310 320 376 452 470 496 512 565 620 640 752 904 940 961 992 1024 1130 1240 1280 1457 1504 1808 1880 1922 1984 2048 2260 2480 2560 2914 3008 3503 3616 3760 3844 3968 4096 4520 4805 4960 5120 5311 5828 6016 7006 7232 7285 7520 7688 7936 8192 9040 9610 9920 10240 10622 11656 12032 14012 14464 14570 15040 15376 15872 16384 17515 18080 19220 19840 20480 21244 23312 24064 26555 28024 28928 29140 29791 30080 30752 31744 35030 36160 38440 39680 40960 42488 45167 46624 48128 53110 56048 57856 58280 59582 60160 61504 63488 70060 72320 76880 79360 81920 84976 90334 93248 96256 106220 108593 112096 115712 116560 119164 120320 123008 126976 140120 144640 148955 153760 158720 164641 169952 180668 186496 192512 212440 217186 224192 225835 231424 233120 238328 240640 246016 253952 280240 289280 297910 307520 317440 329282 339904 361336 372992 385024 424880 434372 448384 451670 462848 466240 476656 481280 492032 507904 542965 560480 578560 595820 615040 634880 658564 679808 722672 745984 770048 823205 849760 868744 896768 903340 925696 932480 953312 962560 984064 1085930 1120960 1157120 1191640 1230080 1269760 1317128 1359616 1400177 1445344 1491968 1646410 1699520 1737488 1793536 1806680 1851392 1864960 1906624 1925120 1968128 2171860 2241920 2314240 2383280 2460160 2539520 2634256 2719232 2800354 2890688 2983936 3292820 3366383 3399040 3474976 3587072 3613360 3729920 3813248 3850240 3936256 4343720 4483840 4628480 4766560 4920320 5103871 5268512 5438464 5600708 5781376 5967872 6585640 6732766 6798080 6949952 7000885 7174144 7226720 7459840 7626496 7872512 8687440 8967680 9256960 9533120 9840640 10207742 10537024 10876928 11201416 11562752 11935744 13171280 13465532 13596160 13899904 14001770 14348288 14453440 14919680 15252992 15745024 16831915 17374880 17935360 19066240 19681280 20415484 21074048 21753856 22402832 23125504 23871488 25519355 26342560 26931064 27192320 27799808 28003540 28696576 28906880 29839360 30505984 33663830 34749760 35870720 38132480 39362560 40830968 42148096 43507712 44805664 46251008 51038710 52685120 53862128 54384640 55599616 56007080 57393152 57813760 59678720 61011968 67327660 69499520 71741440 76264960 78725120 81661936 84296192 87015424 89611328 92502016 102077420 105370240 107724256 108769280 111199232 112014160 115627520 119357440 122023936 134655320 138999040 143482880 152529920 158220001 163323872 168592384 179222656 185004032 204154840 210740480 215448512 217538560 222398464 224028320 231255040 244047872 269310640 277998080 286965760 305059840 316440002 326647744 337184768 358445312 370008064 408309680 421480960 430897024 435077120 444796928 448056640 462510080 488095744 538621280 555996160 610119680 632880004 653295488 674369536 716890624 740016128 791100005 816619360 842961920 861794048 889593856 896113280 925020160 1077242560 1111992320 1220239360 1265760008 1306590976 1348739072 1433781248 1582200010 1633238720 1685923840 1723588096 1779187712 1792226560 1850040320 2154485120 2223984640 2440478720 2531520016 2613181952 2697478144 2867562496 3164400020 3266477440 3371847680 3447176192 3584453120 3700080640 4308970240 4447969280 5063040032 5226363904 5735124992 6328800040 6532954880 6743695360 6894352384 7168906240 8617940480 8895938560 10126080064 10452727808 11470249984 12657600080 13065909760 13487390720 13788704768 14337812480 17235880960 20252160128 20905455616 22940499968 25315200160 26131819520 27577409536 28675624960 34471761920 40504320256 41810911232 50630400320 52263639040 55154819072 57351249920 68943523840 81008640512 83621822464 101260800640 104527278080 114702499840 137887047680 162017281024 202521601280 209054556160 275774095360 324034562048 405043202560 418109112320 648069124096 810086405120 1296138248192 1620172810240 2592276496384 3240345620480 6480691240960 12961382481920
• Sum of all divisors σ(n): 33117616336896
• Sum of proper divisors (its aliquot sum) s(n): 20156233854976
• 12961382481920 is an abundant number, because the sum of its proper divisors (20156233854976) is greater than itself. Its abundance is 7194851373056

Bases of 12961382481920

• Binary: 10111100100111001110100110010100000000000000₂
• Hexadecimal: 0xBC9CE994000
• Base-36: 4LEDKH5VK

Squares and roots of 12961382481920

• 12961382481920 squared (12961382481920²) is 167997435842622659126886400
• 12961382481920 cubed (12961382481920³) is 2177479021938048448076072987433893888000
• The square root of 12961382481920 is 3600192.0062574441
• The cube root of 12961382481920 is 23490.0410385715

Scales and comparisons

• 12,961,382,481,920 seconds is equal to 412,131 years, 45 weeks, 1 day, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 12,961,382,481,920 would take you about one million, thirty thousand, three hundred twenty-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 12961382481920 cubic inches would be around 1957.5 feet tall.

Recreational maths with 12961382481920

• 12961382481920 backwards is 02918428316921
• The number of decimal digits it has is: 14
• The sum of 12961382481920's digits is 56
• More coming soon!