138724511130

Names of 138724511130

• Cardinal: 138724511130 can be written as One hundred thirty-eight billion, seven hundred twenty-four million, five hundred eleven thousand, one hundred thirty.

Scientific notation

• Scientific notation: 1.3872451113 × 10¹¹

Factors of 138724511130

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 377

Divisors of 138724511130

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 31 45 62 79 90 93 155 158 186 237 257 279 310 395 465 474 514 558 711 771 790 930 961 1185 1285 1395 1422 1542 1922 2313 2370 2449 2570 2790 2883 3555 3855 4626 4805 4898 5766 6241 7110 7347 7710 7967 8649 9610 11565 12245 12482 14415 14694 15934 17298 18723 20303 22041 23130 23901 24490 28830 31205 36735 37446 39835 40606 43245 44082 47802 56169 60909 62410 71703 73470 75919 79670 86490 93615 101515 110205 112338 119505 121818 143406 151838 182727 187230 193471 203030 220410 227757 239010 246977 280845 304545 358515 365454 379595 386942 455514 493954 561690 580413 609090 629393 683271 717030 740931 759190 913635 967355 1138785 1160826 1234885 1258786 1366542 1481862 1603937 1741239 1827270 1888179 1934710 2222793 2277570 2469770 2902065 3146965 3207874 3416355 3482478 3704655 3776358 4445586 4811811 5664537 5804130 5997601 6293930 6832710 7409310 8019685 8706195 9440895 9623622 11113965 11329074 11995202 14435433 16039370 17412390 17992803 18881790 19511183 22227930 24059055 28322685 28870866 29988005 35985606 39022366 48118110 49722047 53978409 56645370 58533549 59976010 72177165 89964015 97555915 99444094 107956818 117067098 144354330 149166141 175600647 179928030 195111830 248610235 269892045 292667745 298332282 351201294 447498423 497220470 539784090 585335490 745830705 878003235 894996846 1491661410 1541383457 1756006470 2237492115 3082766914 4474984230 4624150371 7706917285 9248300742 13872451113 15413834570 23120751855 27744902226 46241503710 69362255565 138724511130
• Sum of all divisors σ(n): 378940132116
• Sum of proper divisors (its aliquot sum) s(n): 240215620986
• 138724511130 is an abundant number, because the sum of its proper divisors (240215620986) is greater than itself. Its abundance is 101491109856

Bases of 138724511130

• Binary: 10000001001100101000000000110110011010₂
• Hexadecimal: 0x204CA00D9A
• Base-36: 1RQ8ZPUI

Squares and roots of 138724511130

• 138724511130 squared (138724511130²) is 19244489988257493876900
• 138724511130 cubed (138724511130³) is 2669682465567200278631920899897000
• The square root of 138724511130 is 372457.3950534477
• The cube root of 138724511130 is 5176.6769970705

Scales and comparisons

• 138,724,511,130 seconds is equal to 4,411 years, 3 days, 18 hours, 25 minutes, 30 seconds.
• To count from 1 to 138,724,511,130 would take you about eight thousand, eight hundred twenty-two 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 138724511130 cubic inches would be around 431.4 feet tall.

Recreational maths with 138724511130

• 138724511130 backwards is 031115427831
• The number of decimal digits it has is: 12
• The sum of 138724511130's digits is 36
• More coming soon!