138312071072

Names of 138312071072

• Cardinal: 138312071072 can be written as One hundred thirty-eight billion, three hundred twelve million, seventy-one thousand and seventy-two.

Scientific notation

• Scientific notation: 1.38312071072 × 10¹¹

Factors of 138312071072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4890

Divisors of 138312071072

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 31 32 38 49 56 62 76 98 112 124 133 152 196 217 224 248 266 304 392 434 496 532 589 608 784 868 931 961 992 1064 1178 1519 1568 1736 1862 1922 2128 2356 3038 3472 3724 3844 4123 4256 4712 4831 6076 6727 6944 7448 7688 8246 9424 9662 12152 13454 14896 15376 16492 18259 18848 19324 24304 26908 28861 29792 30752 32984 33817 36518 38648 47089 48608 53816 57722 65968 67634 73036 77296 91789 94178 107632 115444 127813 131936 135268 146072 149761 154592 183578 188356 215264 230888 236719 255626 270536 292144 299522 367156 376712 461776 473438 511252 541072 584288 599044 642523 734312 753424 894691 923552 946876 1022504 1048327 1082144 1198088 1285046 1468624 1506848 1789382 1893752 2045008 2096654 2396176 2570092 2845459 2937248 3578764 3787504 4090016 4193308 4497661 4642591 4792352 5140184 5690918 7157528 7338289 7575008 8386616 8995322 9285182 10280368 11381836 14315056 14676578 16773232 17990644 18570364 19918213 20560736 22763672 28630112 29353156 32498137 33546464 35981288 37140728 39836426 45527344 58706312 64996274 71962576 74281456 79672852 88209229 91054688 117412624 129992548 139427491 143925152 148562912 159345704 176418458 227486959 234825248 259985096 278854982 318691408 352836916 454973918 519970192 557709964 617464603 637382816 705673832 909947836 1039940384 1115419928 1234929206 1411347664 1819895672 2230839856 2469858412 2822695328 3639791344 4322252221 4461679712 4939716824 7279582688 8644504442 9879433648 17289008884 19758867296 34578017768 69156035536 138312071072
• Sum of all divisors σ(n): 344605000320
• Sum of proper divisors (its aliquot sum) s(n): 206292929248
• 138312071072 is an abundant number, because the sum of its proper divisors (206292929248) is greater than itself. Its abundance is 67980858176

Bases of 138312071072

• Binary: 10000000110100000010101011011110100000₂
• Hexadecimal: 0x20340AB7A0
• Base-36: 1RJFFP28

Squares and roots of 138312071072

• 138312071072 squared (138312071072²) is 19130229004225979229184
• 138312071072 cubed (138312071072³) is 2645941593656139427495693184565248
• The square root of 138312071072 is 371903.3087672117
• The cube root of 138312071072 is 5171.5416671983

Scales and comparisons

• 138,312,071,072 seconds is equal to 4,397 years, 46 weeks, 4 days, 3 hours, 44 minutes, 32 seconds.
• To count from 1 to 138,312,071,072 would take you about eight thousand, seven hundred ninety-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 138312071072 cubic inches would be around 431 feet tall.

Recreational maths with 138312071072

• 138312071072 backwards is 270170213831
• The number of decimal digits it has is: 12
• The sum of 138312071072's digits is 35
• More coming soon!