1388729420064

Names of 1388729420064

• Cardinal: 1388729420064 can be written as One trillion, three hundred eighty-eight billion, seven hundred twenty-nine million, four hundred twenty thousand and sixty-four.

Scientific notation

• Scientific notation: 1.388729420064 × 10¹²

Factors of 1388729420064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 726

Divisors of 1388729420064

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 53 56 63 72 84 96 98 106 112 126 144 147 159 168 196 212 224 252 288 294 318 336 371 392 424 441 477 504 588 636 661 672 742 784 848 882 954 1008 1113 1176 1272 1322 1484 1568 1696 1764 1908 1983 2016 2226 2352 2544 2597 2644 2809 2968 3339 3528 3816 3966 4452 4627 4704 5088 5194 5288 5618 5936 5949 6678 7056 7632 7791 7932 8427 8904 9254 10388 10576 11236 11872 11898 13356 13881 14112 15264 15582 15864 16854 17808 18508 19663 20776 21152 22472 23373 23796 25281 26712 27762 31164 31728 32389 33708 35033 35616 37016 39326 41552 41643 44944 46746 47592 50562 53424 55524 58989 62328 63456 64778 67416 70066 74032 78652 83104 83286 89888 93492 95184 97167 101124 105099 106848 111048 117978 124656 129556 134832 137641 140132 148064 148877 157304 166572 176967 186984 190368 194334 202248 210198 222096 235956 245231 249312 259112 269664 275282 280264 291501 297754 314608 315297 333144 353934 373968 388668 404496 412923 420396 444192 446631 471912 490462 518224 550564 560528 583002 595508 629216 630594 666288 707868 735693 747936 777336 808992 825846 840792 893262 943824 980924 1036448 1042139 1101128 1121056 1166004 1191016 1238769 1261188 1332576 1339893 1415736 1471386 1554672 1651692 1681584 1716617 1786524 1856749 1887648 1961848 2084278 2202256 2207079 2332008 2382032 2477538 2522376 2679786 2831472 2942772 3109344 3126417 3303384 3363168 3433234 3573048 3713498 3923696 4168556 4404512 4414158 4664016 4764064 4955076 5044752 5149851 5359572 5570247 5662944 5885544 6252834 6606768 6866468 7146096 7294973 7426996 7847392 8337112 8828316 9328032 9379251 9910152 10089504 10299702 10719144 11140494 11771088 12505668 12997243 13213536 13732936 14292192 14589946 14853992 15449553 16674224 16710741 17656632 18758502 19820304 20599404 21438288 21884919 22280988 23542176 25011336 25994486 27465872 29179892 29707984 30899106 33348448 33421482 35313264 37517004 38991729 39640608 41198808 42876576 43769838 44561976 50022672 51988972 54931744 58359784 59415968 61798212 65654757 66842964 70626528 75034008 77983458 82397616 87539676 89123952 90980701 98407697 100045344 103977944 116719568 116975187 123596424 131309514 133685928 150068016 155966916 164795232 175079352 178247904 181961402 196815394 207955888 233439136 233950374 247192848 262619028 267371856 272942103 295223091 300136032 311933832 350158704 363922804 393630788 415911776 467900748 494385696 525238056 534743712 545884206 590446182 623867664 688853879 700317408 727845608 787261576 818826309 885669273 935801496 1050476112 1091768412 1180892364 1247735328 1377707758 1455691216 1574523152 1637652618 1771338546 1871602992 2066561637 2100952224 2183536824 2361784728 2755415516 2911382432 3149046304 3275305236 3542677092 3743205984 4133123274 4367073648 4723569456 4821977153 5510831032 6199684911 6550610472 7085354184 8266246548 8734147296 9447138912 9643954306 11021662064 12399369822 13101220944 14170708368 14465931459 16532493096 19287908612 22043324128 24798739644 26202441888 28341416736 28931862918 33064986192 38575817224 43397794377 49597479288 57863725836 66129972384 77151634448 86795588754 99194958576 115727451672 154303268896 173591177508 198389917152 231454903344 347182355016 462909806688 694364710032 1388729420064
• Sum of all divisors σ(n): 4689395114040
• Sum of proper divisors (its aliquot sum) s(n): 3300665693976
• 1388729420064 is an abundant number, because the sum of its proper divisors (3300665693976) is greater than itself. Its abundance is 1911936273912

Bases of 1388729420064

• Binary: 10100001101010110101110010100100100100000₂
• Hexadecimal: 0x14356B94920
• Base-36: HPZ1N2G0

Squares and roots of 1388729420064

• 1388729420064 squared (1388729420064²) is 1928569402151293765764096
• 1388729420064 cubed (1388729420064³) is 2678261067402741385316871695913222144
• The square root of 1388729420064 is 1178443.6431429379
• The cube root of 1388729420064 is 11156.7888036153

Scales and comparisons

• 1,388,729,420,064 seconds is equal to 44,157 years, 15 weeks, 4 days, 4 hours, 14 minutes, 24 seconds.
• To count from 1 to 1,388,729,420,064 would take you about one hundred ten thousand, three hundred ninety-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 1388729420064 cubic inches would be around 929.7 feet tall.

Recreational maths with 1388729420064

• 1388729420064 backwards is 4600249278831
• The number of decimal digits it has is: 13
• The sum of 1388729420064's digits is 54
• More coming soon!