129347109738

Names of 129347109738

• Cardinal: 129347109738 can be written as One hundred twenty-nine billion, three hundred forty-seven million, one hundred nine thousand, seven hundred thirty-eight.

Scientific notation

• Scientific notation: 1.29347109738 × 10¹¹

Factors of 129347109738

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 111

Divisors of 129347109738

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 6 7 9 11 14 17 18 21 22 27 33 34 42 51 54 63 66 71 77 81 99 102 119 121 126 142 153 154 162 187 189 198 213 231 238 242 297 306 357 363 374 378 426 459 462 497 561 567 594 639 693 714 726 781 847 891 918 994 1071 1089 1122 1134 1207 1278 1309 1331 1377 1386 1491 1562 1683 1694 1782 1917 2057 2079 2142 2178 2343 2414 2541 2618 2662 2754 2982 3213 3267 3366 3621 3834 3927 3993 4114 4158 4473 4686 5041 5049 5082 5467 5751 6171 6237 6426 6534 7029 7242 7623 7854 7986 8449 8591 8946 9317 9639 9801 10082 10098 10863 10934 11502 11781 11979 12342 12474 13277 13419 14058 14399 15123 15147 15246 16401 16898 17182 18513 18634 19278 19602 21087 21726 22627 22869 23562 23958 25347 25773 26554 26838 27951 28798 30246 30294 32589 32802 35287 35343 35937 37026 39831 40257 42174 43197 45254 45369 45738 49203 50694 51546 55451 55539 55902 60137 63261 65178 67881 68607 70574 70686 71874 76041 77319 79662 80514 83853 85697 86394 90738 92939 94501 97767 98406 105861 106029 107811 110902 111078 119493 120274 126522 129591 135762 136107 137214 146047 147609 152082 154638 158389 166353 166617 167706 171394 180411 185878 189002 195534 203643 211722 212058 215622 228123 231957 238986 251559 257091 259182 272214 278817 283503 292094 295218 316778 317583 332706 333234 358479 360822 388157 388773 407286 408321 438141 442827 456246 463914 475167 499059 503118 514182 541233 557634 567006 599879 609961 610929 635166 661507 684369 695871 716958 754677 771273 776314 777546 816642 836451 850509 876282 885654 942667 950334 952749 998118 1022329 1075437 1082466 1164471 1166319 1199758 1219922 1221858 1314423 1323014 1368738 1391742 1425501 1497177 1509354 1542546 1606517 1623699 1672902 1701018 1799637 1829883 1832787 1885334 1905498 1984521 2044658 2150874 2313819 2328942 2332638 2509353 2551527 2628846 2828001 2851002 2858247 2994354 3066987 3213034 3247398 3493413 3599274 3659766 3665574 3943269 3969042 4269727 4276503 4491531 4627638 4819551 4871097 5018706 5103054 5398911 5489649 5656002 5716494 5953563 6133974 6598669 6709571 6941457 6986826 7528059 7654581 7886538 8484003 8539454 8553006 8983062 9200961 9639102 9742194 10369337 10480239 10797822 10979298 11245619 11829807 11907126 12809181 12829509 13197338 13419142 13882914 14458653 15056118 15309162 16196733 16468947 16968006 17860689 18401922 19796007 20128713 20738674 20960478 22491238 23659614 25452009 25618362 25659018 27602883 28917306 31108011 31440717 32393466 32937894 33736857 35721378 38427543 39592014 40257426 43375959 46966997 48590199 49406841 50904018 53582067 55205766 59388021 60386139 62216022 62881434 67473714 72585359 76356027 76855086 82808649 86751918 93324033 93933994 97180398 98813682 101210571 107164134 114062707 115282629 118776042 120772278 130127877 140900991 145170718 152712054 165617298 178164063 181158417 186648066 202421142 217756077 228125414 230565258 260255754 279972099 281801982 303631713 342188121 345847887 356328126 362316834 422702973 435512154 534492189 543475251 559944198 607263426 653268231 684376242 691695774 798438949 839916297 845405946 910895139 1026564363 1068984378 1086950502 1268108919 1306536462 1596877898 1679832594 1821790278 1959804693 2053128726 2395316847 2536217838 3079693089 3804326757 3919609386 4790633694 5879414079 6159386178 7185950541 7608653514 9239079267 11758828158 14371901082 18478158534 21557851623 43115703246 64673554869 129347109738
• Sum of all divisors σ(n): 391278501504
• Sum of proper divisors (its aliquot sum) s(n): 261931391766
• 129347109738 is an abundant number, because the sum of its proper divisors (261931391766) is greater than itself. Its abundance is 132584282028

Bases of 129347109738

• Binary: 1111000011101101100000100001101101010₂
• Hexadecimal: 0x1E1DB0436A
• Base-36: 1NF5XGMI

Squares and roots of 129347109738

• 129347109738 squared (129347109738²) is 16730674797574214428644
• 129347109738 cubed (129347109738³) is 2164064429032622849900958438535272
• The square root of 129347109738 is 359648.5920144829
• The cube root of 129347109738 is 5057.3022449887

Scales and comparisons

• 129,347,109,738 seconds is equal to 4,112 years, 43 weeks, 4 days, 42 minutes, 18 seconds.
• To count from 1 to 129,347,109,738 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 129347109738 cubic inches would be around 421.4 feet tall.

Recreational maths with 129347109738

• 129347109738 backwards is 837901743921
• 129347109738 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129347109738's digits is 54
• More coming soon!