381226028820

Names of 381226028820

• Cardinal: 381226028820 can be written as Three hundred eighty-one billion, two hundred twenty-six million, twenty-eight thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 3.8122602882 × 10¹¹

Factors of 381226028820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3713

Divisors of 381226028820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 53 60 65 70 78 84 91 105 106 130 140 156 159 182 195 210 212 260 265 273 318 364 371 390 409 420 455 530 546 636 689 742 780 795 818 910 1060 1092 1113 1227 1365 1378 1484 1590 1636 1820 1855 2045 2067 2226 2454 2730 2756 2863 3180 3221 3445 3710 4090 4134 4452 4823 4908 5317 5460 5565 5726 6135 6442 6890 7420 8180 8268 8589 9646 9663 10335 10634 11130 11452 12270 12884 13780 14315 14469 15951 16105 17178 19292 19326 20670 21268 21677 22260 22547 24115 24540 26585 28630 28938 31902 32210 34356 37219 38652 41340 41873 42945 43354 45094 48230 48315 53170 57260 57876 63804 64420 65031 67641 72345 74438 79755 83746 85890 86708 90188 96460 96630 106340 108385 111657 112735 125619 130062 135282 144690 148876 151739 159510 167492 170713 171780 186095 193260 209365 216770 223314 225470 251238 260124 270564 281801 289380 293111 303478 319020 325155 338205 341426 372190 418730 433540 446628 450940 455217 502476 512139 558285 563602 586222 606956 628095 650310 676410 682852 744380 758695 837460 845403 853565 879333 910434 1024278 1116570 1127204 1172444 1194991 1256190 1300620 1317389 1352820 1409005 1465555 1517390 1690806 1707130 1758666 1820868 1972607 2048556 2219269 2233140 2276085 2389982 2512380 2560695 2634778 2818010 2931110 3034780 3381612 3414260 3517332 3584973 3945214 3952167 4227015 4396665 4438538 4552170 4779964 5121390 5269556 5636020 5862220 5917821 5974955 6586945 6657807 7169946 7890428 7904334 8454030 8793330 8877076 9104340 9221723 9863035 10242780 11096345 11835642 11949910 13173890 13315614 14339892 15534883 15808668 16908060 17126057 17586660 17924865 18443446 19726070 19760835 22192690 23671284 23899820 26347780 26631228 27665169 29589105 31069766 33289035 34252114 35849730 36886892 39452140 39521670 44385380 46108615 46604649 51378171 55330338 59178210 62139532 66578070 68504228 69821617 71699460 77674415 79043340 85630285 92217230 93209298 102756342 110660676 118356420 119882399 133156140 138325845 139643234 155348830 171260570 184434460 186418596 205512684 209464851 233023245 239764798 256890855 276651690 279286468 310697660 342521140 349108085 359647197 418929702 466046490 479529596 488751319 513781710 553303380 599411995 698216170 719294394 837859404 907681021 932092980 977502638 1027563420 1047324255 1198823990 1396432340 1438588788 1466253957 1798235985 1815362042 1955005276 2094648510 2397647980 2443756595 2723043063 2932507914 3596471970 3630724084 4189297020 4538405105 4887513190 5446086126 5865015828 6353767147 7192943940 7331269785 9076810210 9775026380 10892172252 12707534294 13615215315 14662539570 18153620420 19061301441 25415068588 27230430630 29325079140 31768835735 38122602882 54460861260 63537671470 76245205764 95306507205 127075342940 190613014410 381226028820
• Sum of all divisors σ(n): 1342240865280
• Sum of proper divisors (its aliquot sum) s(n): 961014836460
• 381226028820 is an abundant number, because the sum of its proper divisors (961014836460) is greater than itself. Its abundance is 579788807640

Bases of 381226028820

• Binary: 101100011000010110101111000111100010100₂
• Hexadecimal: 0x58C2D78F14
• Base-36: 4V4S4UFO

Squares and roots of 381226028820

• 381226028820 squared (381226028820²) is 145333285049867470592400
• 381226028820 cubed (381226028820³) is 55404831114926051481238784872968000
• The square root of 381226028820 is 617435.0401621211
• The cube root of 381226028820 is 7250.9378339395

Scales and comparisons

• 381,226,028,820 seconds is equal to 12,121 years, 42 weeks, 7 hours, 7 minutes.
• To count from 1 to 381,226,028,820 would take you about twenty-four thousand, two hundred forty-three 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 381226028820 cubic inches would be around 604.2 feet tall.

Recreational maths with 381226028820

• 381226028820 backwards is 028820622183
• 381226028820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 381226028820's digits is 42
• More coming soon!