129388217088

Names of 129388217088

• Cardinal: 129388217088 can be written as One hundred twenty-nine billion, three hundred eighty-eight million, two hundred seventeen thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.29388217088 × 10¹¹

Factors of 129388217088

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 617

Divisors of 129388217088

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 23 24 26 32 39 46 48 52 64 69 78 89 92 96 104 128 138 156 169 178 184 192 208 256 267 276 299 312 338 356 368 384 416 487 507 534 552 598 624 676 712 736 768 832 897 974 1014 1068 1104 1157 1196 1248 1352 1424 1461 1472 1664 1794 1948 2028 2047 2136 2208 2314 2392 2496 2704 2848 2922 2944 3328 3471 3588 3887 3896 4056 4094 4272 4416 4628 4784 4992 5408 5696 5844 5888 6141 6331 6942 7176 7774 7792 8112 8188 8544 8832 9256 9568 9984 10816 11201 11392 11661 11688 12282 12662 13884 14352 15041 15548 15584 16224 16376 17088 17664 18512 18993 19136 21632 22402 22784 23322 23376 24564 25324 26611 27768 28704 30082 31096 31168 32448 32752 33603 34176 37024 37986 38272 43264 43343 44804 45123 46644 46752 49128 50648 53222 55536 57408 60164 62192 62336 64896 65504 67206 68352 74048 75972 76544 79833 82303 86686 89608 90246 93288 93504 98256 101296 106444 111072 114816 120328 124384 124672 129792 130029 131008 134412 145613 148096 151944 159666 164606 173372 179216 180492 186576 187008 196512 202592 212888 222144 229632 240656 246909 248768 260058 262016 268824 291226 296192 303888 319332 329212 345943 346744 358432 360984 373152 374016 393024 405184 425776 436839 444288 481312 493818 497536 520116 524032 537648 563459 582452 607776 638664 658424 691886 693488 716864 721968 746304 786048 810368 851552 873678 888576 962624 987636 995072 996889 1037829 1040232 1075296 1126918 1164904 1215552 1277328 1316848 1383772 1386976 1433728 1443936 1492608 1572096 1620736 1690377 1703104 1747356 1892969 1925248 1975272 1993778 2075658 2080464 2150592 2253836 2329808 2431104 2554656 2633696 2767544 2773952 2867456 2887872 2985216 2990667 3380754 3406208 3494712 3785938 3850496 3950544 3987556 4151316 4160928 4301184 4507672 4659616 4862208 5109312 5267392 5535088 5547904 5678907 5775744 5981334 6761508 6812416 6989424 7324967 7571876 7901088 7975112 8302632 8321856 8602368 9015344 9319232 10218624 10534784 11070176 11095808 11357814 11551488 11962668 12959557 13523016 13978848 14649934 15143752 15802176 15950224 16605264 16643712 18030688 18638464 20437248 21069568 21974901 22140352 22715628 23925336 25919114 27046032 27957696 29299868 30287504 31604352 31900448 33210528 33287424 36061376 37276928 38878671 43949802 44280704 45431256 47850672 51838228 54092064 55915392 58599736 60575008 63208704 63800896 66421056 72122752 77757342 87899604 88561408 90862512 95701344 103676456 108184128 111830784 117199472 121150016 127601792 132842112 144245504 155514684 168474241 175799208 181725024 191402688 207352912 216368256 234398944 242300032 255203584 265684224 311029368 336948482 351598416 363450048 382805376 414705824 432736512 468797888 484600064 505422723 622058736 673896964 703196832 726900096 765610752 829411648 937595776 1010845446 1244117472 1347793928 1406393664 1453800192 1658823296 1875191552 2021690892 2488234944 2695587856 2812787328 3317646592 4043381784 4976469888 5391175712 5625574656 8086763568 9952939776 10782351424 16173527136 21564702848 32347054272 43129405696 64694108544 129388217088
• Sum of all divisors σ(n): 394280732160
• Sum of proper divisors (its aliquot sum) s(n): 264892515072
• 129388217088 is an abundant number, because the sum of its proper divisors (264892515072) is greater than itself. Its abundance is 135504297984

Bases of 129388217088

• Binary: 1111000100000001000111000001100000000₂
• Hexadecimal: 0x1E20238300
• Base-36: 1NFUEJ9C

Squares and roots of 129388217088

• 129388217088 squared (129388217088²) is 16741310721211415199744
• 129388217088 cubed (129388217088³) is 2166128345933764436208179554025472
• The square root of 129388217088 is 359705.7368016251
• The cube root of 129388217088 is 5057.8379360569

Scales and comparisons

• 129,388,217,088 seconds is equal to 4,114 years, 7 weeks, 3 days, 19 hours, 24 minutes, 48 seconds.
• To count from 1 to 129,388,217,088 would take you about eight thousand, two hundred twenty-eight 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 129388217088 cubic inches would be around 421.5 feet tall.

Recreational maths with 129388217088

• 129388217088 backwards is 880712883921
• The number of decimal digits it has is: 12
• The sum of 129388217088's digits is 57
• More coming soon!