138901368672

Names of 138901368672

• Cardinal: 138901368672 can be written as One hundred thirty-eight billion, nine hundred one million, three hundred sixty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.38901368672 × 10¹¹

Factors of 138901368672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5495

Divisors of 138901368672

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 29 31 32 33 36 44 48 54 58 62 66 72 81 87 88 93 96 99 108 116 124 132 144 162 174 176 186 198 216 232 248 261 264 279 288 297 319 324 341 348 352 372 396 432 464 496 522 528 558 594 638 648 682 696 744 783 792 837 864 891 899 928 957 992 1023 1044 1056 1116 1188 1276 1296 1364 1392 1488 1566 1584 1674 1782 1798 1914 2046 2088 2232 2349 2376 2511 2552 2592 2697 2728 2784 2871 2976 3069 3132 3168 3348 3564 3596 3828 4092 4176 4464 4698 4752 5022 5104 5394 5419 5456 5742 6138 6264 6696 7128 7192 7656 8091 8184 8352 8613 8928 9207 9396 9504 9889 10044 10208 10788 10838 10912 11484 12276 12528 13392 14256 14384 15312 16182 16257 16368 17226 18414 18792 19778 20088 21576 21676 22968 24273 24552 25056 25839 26784 27621 28512 28768 29667 30624 32364 32514 32736 34452 36828 37584 39556 40176 43152 43352 45936 48546 48771 49104 51678 55242 59334 59609 64728 65028 68904 72819 73656 75168 79112 80352 86304 86704 89001 91872 97092 97542 98208 103356 110484 118668 119218 129456 130056 137808 145638 146313 147312 157151 158224 167989 173408 178002 178827 194184 195084 206712 220968 237336 238436 258912 260112 267003 275616 291276 292626 294624 314302 316448 335978 356004 357654 388368 390168 413424 438939 441936 471453 474672 476872 503967 520224 534006 536481 582552 585252 628604 671956 712008 715308 776736 780336 801009 826848 877878 883872 942906 949344 953744 1007934 1068012 1072962 1165104 1170504 1257208 1343912 1414359 1424016 1430616 1511901 1560672 1602018 1609443 1728661 1755756 1847879 1885812 1907488 2015868 2136024 2145924 2330208 2341008 2514416 2687824 2828718 2848032 2861232 3023802 3204036 3218886 3457322 3511512 3695758 3771624 4031736 4243077 4272048 4291848 4535703 4682016 4828329 4871681 5028832 5185983 5375648 5543637 5657436 5722464 6047604 6408072 6437772 6914644 7023024 7391516 7543248 8063472 8486154 8544096 8583696 9071406 9656658 9743362 10371966 11087274 11314872 12095208 12729231 12816144 12875544 13607109 13829288 14046048 14615043 14783032 15086496 15557949 16126944 16630911 16972308 17167392 18142812 19313316 19486724 20743932 22174548 22629744 24190416 25458462 25632288 25751088 27214218 27658576 29230086 29566064 31115898 33261822 33944616 36285624 38626632 38973448 41487864 43845129 44349096 45259488 46673847 48380832 49892733 50916924 51502176 53588491 54428436 55317152 58460172 59132128 62231796 66523644 67889232 72571248 77253264 77946896 82975728 87690258 88698192 93347694 99785466 101833848 107176982 108856872 116920344 124463592 131535387 133047288 135778464 140021541 145142496 149678199 154506528 155893792 160765473 165951456 175380516 177396384 186695388 199570932 203667696 214353964 217713744 233840688 248927184 263070774 266094576 280043082 299356398 321530946 350761032 373390776 394606161 399141864 407335392 428707928 435427488 467681376 482296419 497854368 526141548 532189152 560086164 598712796 643061892 701522064 746781552 789212322 798283728 857415856 964592838 1052283096 1120172328 1197425592 1286123784 1403044128 1446889257 1493563104 1578424644 1596567456 1714831712 1929185676 2104566192 2240344656 2394851184 2572247568 2893778514 3156849288 3858371352 4209132384 4340667771 4480689312 4789702368 5144495136 5787557028 6313698576 7716742704 8681335542 11575114056 12627397152 15433485408 17362671084 23150228112 34725342168 46300456224 69450684336 138901368672
• Sum of all divisors σ(n): 475967923200
• Sum of proper divisors (its aliquot sum) s(n): 337066554528
• 138901368672 is an abundant number, because the sum of its proper divisors (337066554528) is greater than itself. Its abundance is 198165185856

Bases of 138901368672

• Binary: 10000001010111001010101010111101100000₂
• Hexadecimal: 0x20572AAF60
• Base-36: 1RT6AE00

Squares and roots of 138901368672

• 138901368672 squared (138901368672²) is 19293590218954863043584
• 138901368672 cubed (138901368672³) is 2679906088009542634144129188200448
• The square root of 138901368672 is 372694.7392598933
• The cube root of 138901368672 is 5178.8759489619

Scales and comparisons

• 138,901,368,672 seconds is equal to 4,416 years, 32 weeks, 6 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,901,368,672 would take you about eight thousand, eight hundred thirty-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 138901368672 cubic inches would be around 431.6 feet tall.

Recreational maths with 138901368672

• 138901368672 backwards is 276863109831
• 138901368672 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138901368672's digits is 54
• More coming soon!