42438779838

Names of 42438779838

• Cardinal: 42438779838 can be written as Forty-two billion, four hundred thirty-eight million, seven hundred seventy-nine thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 4.2438779838 × 10¹⁰

Factors of 42438779838

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 517

Divisors of 42438779838

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 13 14 17 18 21 26 31 34 39 42 51 62 63 78 91 93 102 117 119 126 153 182 186 211 217 221 233 234 238 273 279 306 357 403 422 434 442 466 527 546 558 633 651 663 699 714 806 819 1054 1071 1209 1266 1302 1326 1398 1477 1547 1581 1631 1638 1899 1953 1989 2097 2142 2418 2743 2821 2954 3029 3094 3162 3262 3587 3627 3689 3798 3906 3961 3978 4194 4431 4641 4743 4893 5486 5642 6058 6541 6851 7174 7223 7254 7378 7922 8229 8463 8862 9087 9282 9486 9786 10761 11067 11883 13082 13293 13702 13923 14446 14679 16458 16926 18174 19201 19623 20553 21203 21522 21669 22134 23766 24687 25109 25389 26586 27261 27727 27846 29358 32283 33201 35649 38402 39246 41106 42406 43338 45787 46631 47957 49163 49374 50218 50561 50778 51493 54522 55454 57603 58869 61659 63609 64566 65007 66402 71298 75327 83181 85033 91574 93262 93899 95914 98326 101122 102986 111197 115206 117738 122791 123318 127218 130014 137361 139893 143871 147489 150654 151683 154479 166362 170066 172809 187798 190827 222394 225981 245582 249543 255099 274722 279786 281697 287742 294978 303366 308958 326417 333591 344141 345618 360451 368373 381654 412083 419679 431613 442467 451962 455049 463437 499086 510198 563394 595231 639119 652834 657293 667182 688282 720902 736746 765297 778379 824166 835771 839358 845091 859537 863226 884934 910098 926874 979251 1000773 1032423 1081353 1105119 1190462 1278238 1314586 1445561 1524053 1530594 1556758 1596283 1671542 1690182 1719074 1785693 1917357 1958502 1971879 2001546 2064846 2162706 2210238 2335137 2507313 2578611 2891122 2937753 3048106 3097269 3192566 3244059 3571386 3834714 3943758 4336683 4473833 4572159 4670274 4788849 5014626 5157222 5357079 5752071 5850397 5875506 5915637 6194538 6488118 7005411 7521939 7735833 8673366 8947666 9144318 9577698 10118927 10668371 10714158 10865023 11173981 11504142 11700794 11831274 13010049 13421499 13716477 14010822 14366547 15043878 15471666 17551191 19812689 20237854 21336742 21730046 22347962 25908901 26020098 26842998 27432954 28733094 30356781 32005113 32595069 33521943 35102382 39625378 40264497 51817802 52653573 59438067 60713562 64010226 65190138 67043886 76055161 77726703 80528994 91070343 96015339 97785207 100565829 105307146 118876134 138688823 152110322 155453406 178314201 181362307 182140686 192030678 195570414 201131658 228165483 233180109 277377646 336815713 356628402 362724614 416066469 456330966 466360218 544086921 673631426 684496449 832132938 1010447139 1088173842 1248199407 1368992898 1632260763 2020894278 2357709991 2496398814 3031341417 3264521526 4715419982 6062682834 7073129973 14146259946 21219389919 42438779838
• Sum of all divisors σ(n): 124812140544
• Sum of proper divisors (its aliquot sum) s(n): 82373360706
• 42438779838 is an abundant number, because the sum of its proper divisors (82373360706) is greater than itself. Its abundance is 39934580868

Bases of 42438779838

• Binary: 100111100001100011000110001110111110₂
• Hexadecimal: 0x9E18C63BE
• Base-36: JHUYC3I

Squares and roots of 42438779838

• 42438779838 squared (42438779838²) is 1801050034138235306244
• 42438779838 cubed (42438779838³) is 76434365876014952219527622708472
• The square root of 42438779838 is 206006.7470691191
• The cube root of 42438779838 is 3488.0895786985

Scales and comparisons

• 42,438,779,838 seconds is equal to 1,349 years, 21 weeks, 6 days, 13 hours, 57 minutes, 18 seconds.
• To count from 1 to 42,438,779,838 would take you about two thousand, six hundred ninety-eight 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 42438779838 cubic inches would be around 290.7 feet tall.

Recreational maths with 42438779838

• 42438779838 backwards is 83897783424
• 42438779838 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42438779838's digits is 63
• More coming soon!