129293949072

Names of 129293949072

• Cardinal: 129293949072 can be written as One hundred twenty-nine billion, two hundred ninety-three million, nine hundred forty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.29293949072 × 10¹¹

Factors of 129293949072

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1212

Divisors of 129293949072

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 19 24 34 37 38 48 51 57 68 74 76 102 111 114 136 148 152 204 222 228 257 272 296 304 323 408 444 456 514 592 629 646 703 771 816 877 888 912 969 1028 1258 1292 1406 1542 1754 1776 1887 1938 2056 2109 2516 2584 2631 2812 3084 3508 3774 3876 4112 4218 4369 4883 5032 5168 5262 5624 6168 7016 7548 7752 8436 8738 9509 9766 10064 10524 11248 11951 12336 13107 14032 14649 14909 15096 15504 16663 16872 17476 19018 19532 21048 23902 26214 28527 29298 29818 30192 32449 33326 33744 34952 35853 38036 39064 42096 44727 47804 49989 52428 57054 58596 59636 64898 66652 69904 71706 76072 78128 83011 89454 95608 97347 99978 104856 114108 117192 119272 129796 133304 143412 152144 161653 166022 178908 180671 191216 194694 199956 209712 225389 228216 234384 238544 249033 259592 266608 283271 286824 323306 332044 357816 361342 389388 399912 450778 456432 484959 498066 519184 542013 551633 566542 573648 616531 646612 664088 676167 715632 722684 778776 799824 849813 901556 969918 996132 1084026 1103266 1133084 1233062 1293224 1328176 1352334 1445368 1557552 1654899 1699626 1803112 1849593 1939836 1992264 2168052 2206532 2266168 2466124 2586448 2704668 2890736 3071407 3309798 3399252 3606224 3699186 3831613 3879672 3984528 4282391 4336104 4413064 4532336 4932248 5409336 6142814 6619596 6798504 7398372 7663226 7759344 8339393 8564782 8672208 8826128 9214221 9864496 10481027 10818672 11494839 12285628 12847173 13239192 13597008 14796744 15326452 16678786 17129564 18428442 20962054 22989678 24571256 25018179 25694346 26478384 29593488 30652904 31443081 33357572 34259128 36856884 41924108 45979356 49142512 50036358 51388692 61305808 62886162 66715144 68518256 72800647 73713768 83848216 91958712 100072716 102777384 125772324 133430288 141769681 145601294 147427536 158448467 167696432 183917424 200145432 205554768 218401941 251544648 283539362 291202588 316896934 400290864 425309043 436803882 475345401 503089296 567078724 582405176 633793868 850618086 873607764 950690802 1134157448 1164810352 1267587736 1701236172 1747215528 1901381604 2268314896 2535175472 2693623939 3402472344 3494431056 3802763208 5387247878 6804944688 7605526416 8080871817 10774495756 16161743634 21548991512 32323487268 43097983024 64646974536 129293949072
• Sum of all divisors σ(n): 384257191680
• Sum of proper divisors (its aliquot sum) s(n): 254963242608
• 129293949072 is an abundant number, because the sum of its proper divisors (254963242608) is greater than itself. Its abundance is 125669293536

Bases of 129293949072

• Binary: 1111000011010100001010001100010010000₂
• Hexadecimal: 0x1E1A851890
• Base-36: 1NEAA1LC

Squares and roots of 129293949072

• 129293949072 squared (129293949072²) is 16716925266632929661184
• 129293949072 cubed (129293949072³) is 2161397284064468028531282311221248
• The square root of 129293949072 is 359574.6780183499
• The cube root of 129293949072 is 5056.6093126247

Scales and comparisons

• 129,293,949,072 seconds is equal to 4,111 years, 7 weeks, 4 days, 17 hours, 51 minutes, 12 seconds.
• To count from 1 to 129,293,949,072 would take you about eight thousand, two hundred twenty-two 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 129293949072 cubic inches would be around 421.4 feet tall.

Recreational maths with 129293949072

• 129293949072 backwards is 270949392921
• 129293949072 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129293949072's digits is 57
• More coming soon!