813048893440

Names of 813048893440

• Cardinal: 813048893440 can be written as Eight hundred thirteen billion, forty-eight million, eight hundred ninety-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 8.1304889344 × 10¹¹

Factors of 813048893440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 7556

Divisors of 813048893440

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 109 112 128 140 160 196 218 224 245 256 280 320 392 436 448 490 512 545 560 640 763 784 872 896 980 1024 1090 1120 1280 1526 1568 1744 1792 1960 2048 2180 2240 2560 3052 3136 3488 3584 3815 3920 4096 4360 4480 5120 5341 6104 6272 6976 7168 7433 7630 7840 8720 8960 10240 10682 12208 12544 13952 14336 14866 15260 15680 17440 17920 20480 21364 24416 25088 26705 27904 28672 29732 30520 31360 34880 35840 37165 42728 48832 50176 52031 53410 55808 59464 61040 62720 69760 71680 74330 85456 97664 100352 104062 106820 111616 118928 122080 125440 139520 143360 148660 170912 195328 200704 208124 213640 223232 237856 244160 250880 260155 279040 297320 341824 364217 390656 416248 427280 446464 475712 488320 501760 520310 558080 594640 683648 728434 781312 810197 832496 854560 951424 976640 1003520 1040620 1116160 1189280 1367296 1456868 1562624 1620394 1664992 1709120 1821085 1902848 1953280 2081240 2232320 2378560 2734592 2913736 3125248 3240788 3329984 3418240 3642170 3805696 3906560 4050985 4162480 4757120 5469184 5671379 5827472 6481576 6659968 6836480 7284340 7611392 7813120 8101970 8324960 9514240 10938368 11342758 11654944 12963152 13319936 13672960 14568680 15222784 15626240 16203940 16649920 19028480 21876736 22685516 23309888 25926304 26639872 27345920 28356895 29137360 30445568 32407880 33299840 38056960 39699653 45371032 46619776 51852608 53279744 54691840 56713790 58274720 64815760 66599680 76113920 79399306 90742064 93239552 103705216 106559488 109383680 113427580 116549440 129631520 133199360 152227840 158798612 181484128 186479104 198498265 207410432 213118976 226855160 233098880 259263040 266398720 317597224 362968256 372958208 396996530 414820864 453710320 466197760 518526080 532797440 635194448 725936512 745916416 793993060 829641728 907420640 932395520 1037052160 1065594880 1270388896 1451873024 1491832832 1587986120 1659283456 1814841280 1864791040 2074104320 2540777792 2903746048 3175972240 3318566912 3629682560 3729582080 4148208640 5081555584 5807492096 6351944480 7259365120 7459164160 8296417280 10163111168 11614984192 12703888960 14518730240 16592834560 20326222336 23229968384 25407777920 29037460480 40652444672 50815555840 58074920960 81304889344 101631111680 116149841920 162609778688 203262223360 406524446720 813048893440
• Sum of all divisors σ(n): 2290753052280
• Sum of proper divisors (its aliquot sum) s(n): 1477704158840
• 813048893440 is an abundant number, because the sum of its proper divisors (1477704158840) is greater than itself. Its abundance is 664655265400

Bases of 813048893440

• Binary: 1011110101001101011111011001000000000000₂
• Hexadecimal: 0xBD4D7D9000
• Base-36: ADICBH8G

Squares and roots of 813048893440

• 813048893440 squared (813048893440²) is 661048503124008475033600
• 813048893440 cubed (813048893440³) is 537464753975143473723250346819584000
• The square root of 813048893440 is 901692.2387599885
• The cube root of 813048893440 is 9333.3787020015

Scales and comparisons

• 813,048,893,440 seconds is equal to 25,852 years, 22 weeks, 6 days, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 813,048,893,440 would take you about fifty-one thousand, seven hundred four 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 813048893440 cubic inches would be around 777.8 feet tall.

Recreational maths with 813048893440

• 813048893440 backwards is 044398840318
• The number of decimal digits it has is: 12
• The sum of 813048893440's digits is 52
• More coming soon!