131309389728

Names of 131309389728

• Cardinal: 131309389728 can be written as One hundred thirty-one billion, three hundred nine million, three hundred eighty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.31309389728 × 10¹¹

Factors of 131309389728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 184

Divisors of 131309389728

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 66 72 76 88 96 99 114 121 132 144 149 152 171 176 198 209 228 242 264 288 298 304 342 352 363 396 418 447 456 484 528 596 608 627 684 726 792 836 894 912 968 1056 1089 1192 1254 1331 1341 1368 1452 1584 1639 1672 1788 1824 1881 1936 2178 2299 2384 2508 2662 2682 2736 2831 2904 3168 3278 3344 3576 3762 3872 3993 4356 4598 4768 4917 5016 5324 5364 5472 5662 5808 6556 6688 6897 7152 7524 7986 8493 8712 9196 9834 10032 10648 10728 11324 11616 11979 13112 13794 14304 14641 14751 15048 15972 16986 17424 18029 18392 19668 20064 20691 21296 21456 22648 23958 25289 25479 26224 27588 29282 29502 30096 31141 31944 33972 34848 36058 36784 39336 41382 42592 42912 43923 45296 47916 50578 50958 52448 54087 55176 58564 59004 60192 62282 63888 67944 72116 73568 75867 78672 82764 87846 90592 93423 95832 101156 101916 108174 110352 117128 118008 124564 127776 131769 135888 144232 151734 157344 161051 162261 165528 175692 186846 191664 198319 202312 203832 216348 220704 227601 234256 236016 249128 263538 271776 278179 280269 288464 303468 322102 324522 331056 342551 351384 373692 383328 396638 404624 407664 432696 455202 468512 472032 483153 498256 527076 556358 560538 576928 594957 606936 644204 649044 662112 685102 702768 747384 793276 809248 815328 834537 865392 910404 966306 996512 1027653 1054152 1112716 1121076 1189914 1213872 1288408 1298088 1370204 1405536 1449459 1494768 1586552 1669074 1730784 1784871 1820808 1932612 2055306 2108304 2181509 2225432 2242152 2379828 2427744 2503611 2576816 2596176 2740408 2898918 2989536 3059969 3082959 3173104 3338148 3569742 3641616 3768061 3865224 4110612 4216608 4363018 4450864 4484304 4759656 5007222 5153632 5192352 5480816 5797836 6119938 6165918 6346208 6544527 6676296 7139484 7283232 7536122 7730448 8221224 8726036 8901728 8968608 9179907 9519312 10014444 10961632 11304183 11595672 12239876 12331836 13089054 13352592 14278968 15072244 15460896 16442448 17452072 18359814 19038624 19633581 20028888 22608366 23191344 23996599 24479752 24663672 26178108 26705184 27539721 28557936 30144488 32884896 33912549 34904144 36719628 39267162 40057776 41448671 45216732 46382688 47993198 48959504 49327344 52356216 55079442 57115872 60288976 67825098 69808288 71989797 73439256 78534324 80115552 82897342 90433464 95986396 97919008 98654688 104712432 110158884 120577952 124346013 135650196 143979594 146878512 157068648 165794684 180866928 191972792 209424864 215969391 220317768 248692026 271300392 287959188 293757024 314137296 331589368 361733856 373038039 383945584 431938782 440635536 455935381 497384052 542600784 575918376 628274592 663178736 746076078 767891168 863877564 881271072 911870762 994768104 1085201568 1151836752 1326357472 1367806143 1492152156 1727755128 1823741524 1989536208 2303673504 2735612286 2984304312 3455510256 3647483048 3979072416 4103418429 5471224572 5968608624 6911020512 7294966096 8206836858 10942449144 11937217248 14589932192 16413673716 21884898288 32827347432 43769796576 65654694864 131309389728
• Sum of all divisors σ(n): 435272292000
• Sum of proper divisors (its aliquot sum) s(n): 303962902272
• 131309389728 is an abundant number, because the sum of its proper divisors (303962902272) is greater than itself. Its abundance is 172653512544

Bases of 131309389728

• Binary: 1111010010010101001100100011110100000₂
• Hexadecimal: 0x1E92A647A0
• Base-36: 1OBM7XK0

Squares and roots of 131309389728

• 131309389728 squared (131309389728²) is 17242155830739791913984
• 131309389728 cubed (131309389728³) is 2264056959729518938990948109156352
• The square root of 131309389728 is 362366.3749963565
• The cube root of 131309389728 is 5082.7481891633

Scales and comparisons

• 131,309,389,728 seconds is equal to 4,175 years, 12 weeks, 14 hours, 28 minutes, 48 seconds.
• To count from 1 to 131,309,389,728 would take you about eight thousand, three hundred fifty 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 131309389728 cubic inches would be around 423.6 feet tall.

Recreational maths with 131309389728

• 131309389728 backwards is 827983903131
• The number of decimal digits it has is: 12
• The sum of 131309389728's digits is 54
• More coming soon!