129538737216

Names of 129538737216

• Cardinal: 129538737216 can be written as One hundred twenty-nine billion, five hundred thirty-eight million, seven hundred thirty-seven thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.29538737216 × 10¹¹

Factors of 129538737216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 492

Divisors of 129538737216

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 61 63 64 72 84 96 108 112 122 126 144 168 183 189 192 216 224 244 252 288 336 366 378 419 427 432 448 488 504 549 576 672 732 756 838 854 864 976 1008 1098 1257 1281 1344 1464 1512 1647 1676 1708 1728 1952 2016 2196 2514 2562 2928 2933 3024 3294 3352 3416 3771 3843 3904 4032 4392 5028 5124 5856 5866 6048 6588 6704 6832 7542 7686 8784 8799 10056 10248 11313 11529 11712 11732 12096 13176 13408 13664 15084 15372 17568 17598 20112 20496 22626 23058 23464 25559 26352 26397 26816 27328 30168 30744 35136 35196 40224 40992 45252 46116 46928 51118 52704 52794 60336 61488 70392 76677 79191 80448 81984 90504 92232 93856 102236 105408 105588 120672 122976 140784 153354 158382 175561 178913 181008 184464 187712 204472 211176 230031 241344 245952 281568 306708 316764 351122 357826 362016 368928 408944 422352 460062 526683 536739 563136 613416 633528 690093 702244 715652 724032 737856 817888 844704 920124 1053366 1073478 1226832 1228927 1267056 1380186 1404488 1431304 1580049 1610217 1635776 1689408 1840248 2106732 2146956 2453664 2457854 2534112 2760372 2808976 2862608 3160098 3220434 3680496 3686781 4213464 4293912 4740147 4830651 4907328 4915708 5068224 5520744 5617952 5725216 6320196 6440868 7360992 7373562 8426928 8587824 9480294 9661302 9831416 10709221 11041488 11060343 11235904 11450432 12640392 12881736 14721984 14747124 16853856 17175648 18960588 19322604 19662832 21418442 22082976 22120686 25280784 25763472 29494248 32127663 33181029 33707712 34351296 37921176 38645208 39325664 42836884 44165952 44241372 50561568 51526944 58988496 64255326 66362058 74964547 75842352 77290416 78651328 85673768 88482744 96382989 101123136 103053888 117976992 128510652 132724116 149929094 151684704 154580832 171347536 176965488 192765978 224893641 235953984 257021304 265448232 289148967 299858188 303369408 309161664 342695072 353930976 385531956 449787282 514042608 530896464 578297934 599716376 674680923 685390144 707861952 771063912 899574564 1028085216 1061792928 1156595868 1199432752 1349361846 1542127824 1799149128 2024042769 2056170432 2123585856 2313191736 2398865504 2698723692 3084255648 3598298256 4048085538 4626383472 4797731008 5397447384 6168511296 7196596512 8096171076 9252766944 10794894768 14393193024 16192342152 18505533888 21589789536 32384684304 43179579072 64769368608 129538737216
• Sum of all divisors σ(n): 443415806080
• Sum of proper divisors (its aliquot sum) s(n): 313877068864
• 129538737216 is an abundant number, because the sum of its proper divisors (313877068864) is greater than itself. Its abundance is 184338331648

Bases of 129538737216

• Binary: 1111000101001000111000100010001000000₂
• Hexadecimal: 0x1E291C4440
• Base-36: 1NIC0PC0

Squares and roots of 129538737216

• 129538737216 squared (129538737216²) is 16780284439515903430656
• 129538737216 cubed (129538737216³) is 2173696856420184460756580462493696
• The square root of 129538737216 is 359914.9027423011
• The cube root of 129538737216 is 5059.7984736457

Scales and comparisons

• 129,538,737,216 seconds is equal to 4,118 years, 48 weeks, 2 days, 22 hours, 33 minutes, 36 seconds.
• To count from 1 to 129,538,737,216 would take you about eight thousand, two hundred thirty-seven 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 129538737216 cubic inches would be around 421.6 feet tall.

Recreational maths with 129538737216

• 129538737216 backwards is 612737835921
• 129538737216 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129538737216's digits is 54
• More coming soon!