129351646872

Names of 129351646872

• Cardinal: 129351646872 can be written as One hundred twenty-nine billion, three hundred fifty-one million, six hundred forty-six thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.29351646872 × 10¹¹

Factors of 129351646872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 156

Divisors of 129351646872

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 37 42 49 54 56 63 72 74 81 84 98 107 108 111 126 147 148 162 168 189 196 214 216 222 243 252 259 294 296 321 324 333 343 378 392 428 441 444 486 504 518 567 588 642 648 666 686 749 756 777 856 882 888 963 972 999 1029 1036 1134 1176 1284 1323 1332 1372 1498 1512 1554 1701 1764 1813 1926 1944 1998 2058 2072 2247 2268 2331 2401 2568 2646 2664 2744 2889 2996 2997 3087 3108 3402 3528 3626 3852 3959 3969 3996 4116 4494 4536 4662 4802 5243 5292 5439 5778 5992 5994 6174 6216 6741 6804 6993 7203 7252 7704 7918 7938 7992 8232 8667 8988 8991 9261 9324 9604 10486 10584 10878 11556 11877 11907 11988 12348 12691 13482 13608 13986 14406 14504 15729 15836 15876 16317 16807 17334 17976 17982 18522 18648 19208 20223 20972 20979 21609 21756 23112 23754 23814 23976 24696 25382 26001 26964 27713 27783 27972 28812 31458 31672 31752 32634 33614 34668 35631 35964 36701 37044 38073 40446 41944 41958 43218 43512 47187 47508 47628 48951 50421 50764 52002 53928 55426 55566 55944 57624 60669 62916 62937 64827 65268 67228 69336 71262 71928 73402 74088 76146 80892 83139 83349 83916 86436 88837 94374 95016 95256 97902 100842 101528 104004 106893 110103 110852 111132 114219 121338 125832 125874 129654 130536 134456 141561 142524 146804 146853 151263 152292 161784 166278 166698 167832 172872 177674 182007 188748 193991 194481 195804 201684 208008 213786 220206 221704 222264 228438 242676 249417 251748 256907 259308 266511 283122 285048 293608 293706 302526 304584 320679 330309 332556 333396 342657 355348 364014 377496 387982 388962 391608 403368 424683 427572 440412 440559 453789 456876 485352 498834 503496 513814 518616 533022 566244 581973 583443 587412 605052 621859 641358 660618 665112 666792 685314 710696 728028 748251 770721 775964 777924 799533 849366 855144 880824 881118 907578 913752 962037 990927 997668 1027628 1027971 1066044 1132488 1163946 1166886 1174824 1210104 1243718 1274049 1282716 1321236 1357937 1361367 1370628 1456056 1496502 1541442 1551928 1555848 1599066 1698732 1745919 1762236 1798349 1815156 1865577 1924074 1981854 1995336 2055256 2055942 2132088 2244753 2312163 2327892 2333772 2398599 2487436 2548098 2565432 2642472 2715874 2722734 2741256 2972781 2993004 3082884 3083913 3198132 3397464 3491838 3524472 3596698 3630312 3731154 3848148 3963708 4073811 4084101 4111884 4489506 4624326 4655784 4667544 4797198 4974872 5096196 5237757 5395047 5431748 5445468 5596731 5945562 5986008 6165768 6167826 6396264 6734259 6936489 6983676 7193396 7195797 7462308 7696296 7927416 8147622 8168202 8223768 8918343 8979012 9248652 9505559 9594396 10192392 10475514 10790094 10863496 10890936 11193462 11891124 12221433 12335652 13468518 13872978 13967352 14386792 14391594 14924616 15713271 16185141 16295244 16336404 16790193 17836686 17958024 18497304 19011118 19188792 20809467 20951028 21580188 21587391 22386924 23782248 24442866 24671304 26937036 27745956 28516677 28783188 31426542 32370282 32590488 32672808 33580386 35673372 36664299 38022236 41618934 41902056 43160376 43174782 44773848 47139813 48555423 48885732 50370579 53874072 55491912 57033354 57566376 62428401 62853084 64740564 66538913 67160772 71346744 73328598 76044472 83237868 85550031 86349564 94279626 97110846 97771464 100741158 109992897 114066708 124856802 125706168 129481128 133077826 134321544 145666269 146657196 151111737 166475736 171100062 172699128 188559252 194221692 199616739 201482316 219985794 228133416 249713604 256650093 266155652 291332538 293314392 302223474 329978691 342200124 377118504 388443384 399233478 402964632 436998807 439971588 499427208 513300186 532311304 582665076 598850217 604446948 659957382 684400248 769950279 798466956 873997614 879943176 1026600372 1165330152 1197700434 1208893896 1319914764 1539900558 1596933912 1747995228 1796550651 2053200744 2309850837 2395400868 2639829528 3079801116 3495990456 3593101302 4619701674 4790801736 5389651953 6159602232 7186202604 9239403348 10779303906 14372405208 16168955859 18478806696 21558607812 32337911718 43117215624 64675823436 129351646872
• Sum of all divisors σ(n): 439372926720
• Sum of proper divisors (its aliquot sum) s(n): 310021279848
• 129351646872 is an abundant number, because the sum of its proper divisors (310021279848) is greater than itself. Its abundance is 180669632976

Bases of 129351646872

• Binary: 1111000011101111101010111111010011000₂
• Hexadecimal: 0x1E1DF57E98
• Base-36: 1NF8MPI0

Squares and roots of 129351646872

• 129351646872 squared (129351646872²) is 16731848548498587384384
• 129351646872 cubed (129351646872³) is 2164292164961175041135673295246848
• The square root of 129351646872 is 359654.8996913569
• The cube root of 129351646872 is 5057.3613762925

Scales and comparisons

• 129,351,646,872 seconds is equal to 4,112 years, 51 weeks, 13 hours, 1 minute, 12 seconds.
• To count from 1 to 129,351,646,872 would take you about eight thousand, two hundred twenty-five 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 129351646872 cubic inches would be around 421.4 feet tall.

Recreational maths with 129351646872

• 129351646872 backwards is 278646153921
• 129351646872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129351646872's digits is 54
• More coming soon!