138285809424

Names of 138285809424

• Cardinal: 138285809424 can be written as One hundred thirty-eight billion, two hundred eighty-five million, eight hundred nine thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 1.38285809424 × 10¹¹

Factors of 138285809424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 264

Divisors of 138285809424

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 36 38 42 48 49 56 57 63 72 76 84 98 112 114 126 133 144 147 152 168 171 196 228 233 252 266 294 304 336 342 361 392 399 441 456 466 504 532 588 684 699 722 784 798 882 912 931 932 1008 1064 1083 1176 1197 1368 1398 1444 1596 1631 1764 1862 1864 2097 2128 2166 2352 2394 2527 2736 2793 2796 2888 3192 3249 3262 3528 3724 3728 4194 4332 4427 4788 4893 5054 5586 5592 5776 6384 6498 6524 7056 7448 7581 8379 8388 8664 8854 9576 9786 10108 11172 11184 11417 12996 13048 13281 14679 14896 15162 16758 16776 17328 17689 17708 19152 19572 20216 22344 22743 22834 25992 26096 26562 29358 30324 30989 33516 33552 34251 35378 35416 39144 39843 40432 44688 45486 45668 51984 53067 53124 54289 58716 60648 61978 67032 68502 70756 70832 78288 79686 84113 90972 91336 92967 102753 106134 106248 108578 117432 121296 123956 134064 137004 141512 159201 159372 162867 168226 181944 182672 185934 205506 212268 212496 216923 217156 234864 247912 252339 274008 278901 283024 318402 318744 325734 336452 363888 371868 380023 411012 424536 433846 434312 488601 495824 504678 548016 557802 588791 636804 637488 650769 651468 672904 743736 757017 760046 822024 849072 867692 868624 977202 1009356 1031491 1115604 1140069 1177582 1273608 1301538 1302936 1345808 1487472 1514034 1520092 1644048 1735384 1766373 1952307 1954404 2018712 2062982 2231208 2280138 2355164 2547216 2603076 2605872 2660161 3028068 3040184 3094473 3420207 3470768 3532746 3904614 3908808 4037424 4121537 4125964 4462416 4560276 4710328 5206152 5299119 5320322 6056136 6080368 6188946 6840414 7065492 7220437 7809228 7817616 7980483 8243074 8251928 9120552 9283419 9420656 10412304 10598238 10640644 12112272 12364611 12377892 13680828 14130984 14440874 15618456 15960966 16486148 16503856 18241104 18566838 19598329 21196476 21281288 21661311 23941449 24729222 24755784 27361656 28261968 28881748 31236912 31921932 32972296 37093833 37133676 39196658 42392952 42562576 43322622 47882898 49458444 49511568 50543059 54723312 57763496 58794987 63843864 64983933 65944592 74187666 74267352 78393316 84785904 86645244 95765796 98916888 101086118 115526992 117589974 127687728 129967866 137188303 148375332 148534704 151629177 156786632 173290488 176384961 191531592 197833776 202172236 235179948 259935732 274376606 296750664 303258354 313573264 346580976 352769922 383063184 404344472 411564909 454887531 470359896 519871464 548753212 593501328 606516708 705539844 808688944 823129818 909775062 940719792 960318121 1039742928 1097506424 1213033416 1234694727 1411079688 1646259636 1819550124 1920636242 2195012848 2426066832 2469389454 2822159376 2880954363 3292519272 3639100248 3841272484 4938778908 5761908726 6585038544 7278200496 7682544968 8642863089 9877557816 11523817452 15365089936 17285726178 19755115632 23047634904 34571452356 46095269808 69142904712 138285809424
• Sum of all divisors σ(n): 477182624373
• Sum of proper divisors (its aliquot sum) s(n): 338896814949
• 138285809424 is an abundant number, because the sum of its proper divisors (338896814949) is greater than itself. Its abundance is 200611005525

Bases of 138285809424

• Binary: 10000000110010011110011111111100010000₂
• Hexadecimal: 0x203279FF10
• Base-36: 1RIZSTG0

Squares and roots of 138285809424

• 138285809424 squared (138285809424²) is 19122965088050847211776
• 138285809424 cubed (138285809424³) is 2644434705788004837149397704577024
• 138285809424 is a perfect square number. Its square root is 371868
• The cube root of 138285809424 is 5171.2143354321

Scales and comparisons

• 138,285,809,424 seconds is equal to 4,397 years, 3 weeks, 1 day, 4 hours, 50 minutes, 24 seconds.
• To count from 1 to 138,285,809,424 would take you about eight thousand, seven hundred ninety-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 138285809424 cubic inches would be around 430.9 feet tall.

Recreational maths with 138285809424

• 138285809424 backwards is 424908582831
• The number of decimal digits it has is: 12
• The sum of 138285809424's digits is 54
• More coming soon!