38720618709357

Names of 38720618709357

• Cardinal: 38720618709357 can be written as Thirty-eight trillion, seven hundred twenty billion, six hundred eighteen million, seven hundred nine thousand, three hundred fifty-seven.

Scientific notation

• Scientific notation: 3.8720618709357 × 10¹³

Factors of 38720618709357

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4503

Divisors of 38720618709357

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 13 37 39 61 111 127 183 381 481 793 1093 1443 1651 2257 2379 3169 3279 4699 4953 6771 7747 9507 14097 14209 23241 29341 40441 41197 42627 61087 66673 88023 100711 117253 121323 123591 138811 183261 193309 200019 286639 302133 351759 402463 416433 525733 579927 859917 866749 1207389 1524289 1577199 1804543 2466901 2513017 2600247 3463717 3726307 4572867 5136007 5232019 5413629 7152433 7400703 7539051 8467471 10391151 11178921 14891131 15408021 15696057 21457299 24550243 25402413 32069713 44673393 45028321 66768091 73650729 92981629 96209139 110077123 128157529 135084963 193584703 200304273 211286737 278944887 313296427 319153159 330231369 384472587 439892059 580754109 633860211 908358991 939889281 957459477 1319676177 1666047877 2725076973 2746727581 4072853551 4998143631 5718596767 7817609269 8240182743 11808666883 12218560653 16276006183 17155790301 23452827807 26833415599 35426000649 48828018549 80500246797 101628920497 211588080379 304886761491 348834402787 634764241137 992836377163 1046503208361 2978509131489 12906872903119 38720618709357
• Sum of all divisors σ(n): 58566580387840
• Sum of proper divisors (its aliquot sum) s(n): 19845961678483
• 38720618709357 is a deficient number, because the sum of its proper divisors (19845961678483) is less than itself. Its deficiency is 18874657030874

Bases of 38720618709357

• Binary: 1000110011011101011000101110010100000101101101₂
• Hexadecimal: 0x233758B9416D
• Base-36: DQ408N52L

Squares and roots of 38720618709357

• 38720618709357 squared (38720618709357²) is 1499286313235407348439353449
• 38720618709357 cubed (38720618709357³) is 58053293670945793311041951532605926522293
• The square root of 38720618709357 is 6222589.3894227827
• The cube root of 38720618709357 is 33830.9424261379

Scales and comparisons

• 38,720,618,709,357 seconds is equal to 1,231,195 years, 47 weeks, 3 hours, 15 minutes, 57 seconds.
• To count from 1 to 38,720,618,709,357 would take you about three million, seventy-seven thousand, nine hundred eighty-nine 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 38720618709357 cubic inches would be around 2819.2 feet tall.

Recreational maths with 38720618709357

• 38720618709357 backwards is 75390781602783
• The number of decimal digits it has is: 14
• The sum of 38720618709357's digits is 66
• More coming soon!