38712968640

Names of 38712968640

• Cardinal: 38712968640 can be written as Thirty-eight billion, seven hundred twelve million, nine hundred sixty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.871296864 × 10¹⁰

Factors of 38712968640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2135

Divisors of 38712968640

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 32 36 40 45 48 60 62 64 72 80 90 93 96 120 124 144 155 160 180 186 192 233 240 248 279 288 310 320 360 372 465 466 480 496 558 576 620 699 720 744 930 932 960 992 1116 1165 1240 1395 1398 1440 1488 1860 1861 1864 1984 2097 2232 2330 2480 2790 2796 2880 2976 3495 3720 3722 3728 4194 4464 4660 4960 5580 5583 5592 5952 6990 7223 7440 7444 7456 8388 8928 9305 9320 9920 10485 11160 11166 11184 13980 14446 14880 14888 14912 16749 16776 17856 18610 18640 20970 21669 22320 22332 22368 27915 27960 28892 29760 29776 33498 33552 36115 37220 37280 41940 43338 44640 44664 44736 55830 55920 57691 57784 59552 65007 66996 67104 72230 74440 74560 83745 83880 86676 89280 89328 108345 111660 111840 115382 115568 119104 130014 133992 134208 144460 148880 167490 167760 173073 173352 178656 216690 223320 223680 230764 231136 260028 267984 288455 288920 297760 325035 334980 335520 346146 346704 357312 433380 433613 446640 461528 462272 519219 520056 535968 576910 577840 595520 650070 669960 671040 692292 693408 865365 866760 867226 893280 923056 1038438 1040112 1071936 1153820 1155680 1300140 1300839 1339920 1384584 1386816 1730730 1733520 1734452 1786560 1846112 2076876 2080224 2168065 2307640 2311360 2596095 2600280 2601678 2679840 2769168 3461460 3467040 3468904 3692224 3902517 4153752 4160448 4336130 4615280 5192190 5200560 5203356 5359680 5538336 6504195 6922920 6934080 6937808 7805034 8307504 8672260 9230560 10384380 10401120 10406712 11076672 13008390 13442003 13845840 13875616 15610068 16615008 17344520 18461120 19512585 20768760 20802240 20813424 26016780 26884006 27691680 27751232 31220136 33230016 34689040 39025170 40326009 41537520 41626848 52033560 53768012 55383360 62440272 67210015 69378080 78050340 80652018 83075040 83253696 104067120 107536024 120978027 124880544 134420030 138756160 156100680 161304036 166150080 201630045 208134240 215072048 241956054 249761088 268840060 312201360 322608072 403260090 416268480 430144096 483912108 537680120 604890135 624402720 645216144 806520180 860288192 967824216 1075360240 1209780270 1248805440 1290432288 1613040360 1935648432 2150720480 2419560540 2580864576 3226080720 3871296864 4301440960 4839121080 6452161440 7742593728 9678242160 12904322880 19356484320 38712968640
• Sum of all divisors σ(n): 138115950336
• Sum of proper divisors (its aliquot sum) s(n): 99402981696
• 38712968640 is an abundant number, because the sum of its proper divisors (99402981696) is greater than itself. Its abundance is 60690013056

Bases of 38712968640

• Binary: 100100000011011110010000010111000000₂
• Hexadecimal: 0x9037905C0
• Base-36: HS8P9S0

Squares and roots of 38712968640

• 38712968640 squared (38712968640²) is 1498693940921623449600
• 38712968640 cubed (38712968640³) is 58018891535856821302253420544000
• The square root of 38712968640 is 196756.1146190887
• The cube root of 38712968640 is 3382.8714275599

Scales and comparisons

• 38,712,968,640 seconds is equal to 1,230 years, 49 weeks, 3 days, 18 hours, 24 minutes.
• To count from 1 to 38,712,968,640 would take you about two thousand, four hundred sixty-one 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 38712968640 cubic inches would be around 281.9 feet tall.

Recreational maths with 38712968640

• 38712968640 backwards is 04686921783
• The number of decimal digits it has is: 11
• The sum of 38712968640's digits is 54
• More coming soon!