138447357664

Names of 138447357664

• Cardinal: 138447357664 can be written as One hundred thirty-eight billion, four hundred forty-seven million, three hundred fifty-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.38447357664 × 10¹¹

Factors of 138447357664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1061

Divisors of 138447357664

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 29 32 44 56 58 71 77 88 112 116 142 154 176 203 224 232 284 308 319 352 406 464 497 568 616 638 781 812 841 928 941 994 1136 1232 1276 1562 1624 1682 1882 1988 2059 2233 2272 2464 2552 3124 3248 3364 3764 3976 4118 4466 5104 5467 5887 6248 6496 6587 6728 7528 7952 8236 8932 9251 10208 10351 10934 11774 12496 13174 13456 14413 15056 15904 16472 17864 18502 20702 21868 22649 23548 24992 26348 26912 27289 28826 30112 32944 35728 37004 41404 43736 45298 47096 52696 54578 57652 59711 64757 65888 66811 71456 72457 74008 82808 87472 90596 94192 105392 109156 115304 119422 129514 133622 144914 148016 158543 165616 174944 181192 188384 191023 210784 218312 230608 238844 259028 267244 289828 296032 300179 317086 331232 362384 382046 417977 436624 461216 467677 477688 518056 534488 579656 600358 634172 656821 724768 734921 764092 791381 835954 873248 935354 955376 1036112 1068976 1159312 1200716 1268344 1313642 1469842 1528184 1582762 1671908 1870708 1910752 1937519 2072224 2101253 2137952 2318624 2401432 2536688 2627284 2939684 3056368 3165524 3343816 3741416 3875038 4202506 4597747 4802864 5073376 5144447 5254568 5539667 5879368 6112736 6331048 6687632 7482832 7750076 8405012 8705191 9195494 9605728 10288894 10509136 11079334 11758736 12662096 13375264 13562633 14965664 15500152 16810024 17410382 18390988 20577788 21018272 21312709 22158668 23517472 25324192 27125266 31000304 33620048 34820764 36781976 41155576 42625418 44317336 54250532 56188051 60936337 62000608 67240096 69641528 73563952 82311152 85250836 88634672 108501064 112376102 121872674 139283056 147127904 149188963 164622304 170501672 177269344 217002128 224752204 243745348 278566112 298377926 341003344 393316357 434004256 449504408 487490696 596755852 618068561 682006688 786632714 899008816 974981392 1193511704 1236137122 1573265428 1798017632 1949962784 2387023408 2472274244 3146530856 4326479927 4774046816 4944548488 6293061712 8652959854 9889096976 12586123424 17305919708 19778193952 34611839416 69223678832 138447357664
• Sum of all divisors σ(n): 357283809792
• Sum of proper divisors (its aliquot sum) s(n): 218836452128
• 138447357664 is an abundant number, because the sum of its proper divisors (218836452128) is greater than itself. Its abundance is 80389094464

Bases of 138447357664

• Binary: 10000000111100000110110000011011100000₂
• Hexadecimal: 0x203C1B06E0
• Base-36: 1RLNZCV4

Squares and roots of 138447357664

• 138447357664 squared (138447357664²) is 19167670844143539536896
• 138447357664 cubed (138447357664³) is 2653713380944965418019565436370944
• The square root of 138447357664 is 372085.1484055767
• The cube root of 138447357664 is 5173.2272570243

Scales and comparisons

• 138,447,357,664 seconds is equal to 4,402 years, 10 weeks, 1 day, 23 hours, 21 minutes, 4 seconds.
• To count from 1 to 138,447,357,664 would take you about eight thousand, eight hundred four 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 138447357664 cubic inches would be around 431.1 feet tall.

Recreational maths with 138447357664

• 138447357664 backwards is 466753744831
• 138447357664 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138447357664's digits is 58
• More coming soon!