38638490625

Names of 38638490625

• Cardinal: 38638490625 can be written as Thirty-eight billion, six hundred thirty-eight million, four hundred ninety thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 3.8638490625 × 10¹⁰

Factors of 38638490625

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 91

Divisors of 38638490625

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 7 9 15 21 23 25 35 45 49 53 63 69 75 105 115 125 147 159 161 175 207 225 245 265 315 345 371 375 441 477 483 525 529 575 625 735 795 805 875 1035 1113 1125 1127 1219 1225 1325 1449 1575 1587 1725 1855 1875 2205 2385 2415 2597 2625 2645 2875 3125 3339 3381 3657 3675 3703 3975 4025 4375 4761 5175 5565 5625 5635 6095 6125 6625 7245 7791 7875 7935 8533 8625 9275 9375 10143 10971 11025 11109 11925 12075 12985 13125 13225 14375 16695 16905 18285 18375 18515 19875 20125 21875 23373 23805 25599 25875 25921 27825 28037 28125 28175 30475 30625 33125 33327 36225 38955 39375 39675 42665 43125 46375 50715 54855 55125 55545 59625 59731 60375 64925 65625 66125 71875 76797 77763 83475 84111 84525 91425 91875 92575 99375 100625 116865 119025 127995 129375 129605 139125 140185 140875 152375 153125 165625 166635 179193 181125 194775 196259 196875 198375 213325 215625 231875 233289 252333 253575 274275 275625 277725 298125 298655 301875 324625 330625 383985 388815 417375 420555 422625 457125 459375 462875 496875 503125 537579 584325 588777 595125 639975 646875 648025 695625 700925 704375 761875 833175 895965 905625 973875 981295 991875 1066625 1159375 1166445 1261665 1267875 1371375 1373813 1378125 1388625 1490625 1493275 1509375 1623125 1653125 1766331 1919925 1944075 2086875 2102775 2113125 2285625 2314375 2687895 2921625 2943885 2975625 3199875 3240125 3478125 3504625 3521875 3809375 4121439 4165875 4479825 4528125 4869375 4906475 4959375 5333125 5832225 6308325 6339375 6856875 6869065 6943125 7466375 8115625 8831655 9599625 9720375 10434375 10513875 10565625 11428125 11571875 12364317 13439475 14608125 14719425 14878125 15999375 16200625 17523125 20607195 20829375 22399125 24346875 24532375 26665625 29161125 31541625 31696875 34284375 34345325 34715625 37331875 44158275 47998125 48601875 52569375 61821585 67197375 73040625 73597125 79996875 81003125 87615625 103035975 104146875 111995625 122661875 145805625 157708125 171726625 186659375 220791375 239990625 243009375 262846875 309107925 335986875 367985625 515179875 559978125 613309375 729028125 788540625 858633125 1103956875 1545539625 1679934375 1839928125 2575899375 4293165625 5519784375 7727698125 12879496875 38638490625
• Sum of all divisors σ(n): 86430960252
• Sum of proper divisors (its aliquot sum) s(n): 47792469627
• 38638490625 is an abundant number, because the sum of its proper divisors (47792469627) is greater than itself. Its abundance is 9153979002

Bases of 38638490625

• Binary: 100011111111000010001001010000000001₂
• Hexadecimal: 0x8FF089401
• Base-36: HR0CY69

Squares and roots of 38638490625

• 38638490625 squared (38638490625²) is 1492932957778212890625
• 38638490625 cubed (38638490625³) is 57684676092866999603668212890625
• The square root of 38638490625 is 196566.7586979039
• The cube root of 38638490625 is 3380.7006537695

Scales and comparisons

• 38,638,490,625 seconds is equal to 1,228 years, 30 weeks, 2 days, 18 hours, 3 minutes, 45 seconds.
• To count from 1 to 38,638,490,625 would take you about two thousand, four hundred fifty-seven 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 38638490625 cubic inches would be around 281.7 feet tall.

Recreational maths with 38638490625

• 38638490625 backwards is 52609483683
• The number of decimal digits it has is: 11
• The sum of 38638490625's digits is 54
• More coming soon!