81048272033280

Names of 81048272033280

• Cardinal: 81048272033280 can be written as Eighty-one trillion, forty-eight billion, two hundred seventy-two million, thirty-three thousand, two hundred eighty.

Scientific notation

• Scientific notation: 8.104827203328 × 10¹³

Factors of 81048272033280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 47781

Divisors of 81048272033280

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 431 480 512 523 640 768 862 960 1046 1280 1293 1536 1569 1724 1920 2092 2155 2560 2586 2615 3138 3448 3840 4184 4310 5172 5230 6276 6465 6896 7680 7845 8368 8620 10344 10460 12552 12930 13792 15690 16736 17240 20688 20920 25104 25860 27584 31380 33472 34480 41376 41840 46817 50208 51720 55168 62760 66944 68960 82752 83680 93634 100416 103440 110336 125520 133888 137920 140451 165504 167360 187268 200832 206880 220672 225413 234085 251040 267776 275840 280902 331008 334720 374536 401664 413760 450826 468170 502080 551680 561804 662016 669440 676239 702255 749072 803328 827520 901652 936340 1004160 1103360 1123608 1127065 1338880 1352478 1404510 1498144 1655040 1803304 1872680 2008320 2247216 2254130 2704956 2809020 2996288 3310080 3381195 3606608 3745360 4016640 4494432 4508260 5409912 5618040 5992576 6762390 7213216 7490720 8988864 9016520 10819824 11236080 11985152 13524780 14426432 14981440 17977728 18033040 20178127 21639648 22472160 23970304 24485291 27049560 28852864 29962880 35955456 36066080 40356254 43279296 44944320 48970582 54099120 57705728 59925760 60534381 71910912 72132160 73455873 80712508 86558592 89888640 97941164 100890635 108198240 115411456 119851520 121068762 122426455 144264320 146911746 161425016 173117184 179777280 195882328 201781270 216396480 242137524 244852910 288528640 293823492 302671905 322850032 346234368 359554560 367279365 391764656 403562540 432792960 484275048 489705820 577057280 587646984 605343810 645700064 734558730 783529312 807125080 865585920 968550096 979411640 1175293968 1210687620 1291400128 1469117460 1567058624 1614250160 1731171840 1937100192 1958823280 2350587936 2421375240 2582800256 2938234920 3134117248 3228500320 3874200384 3917646560 4701175872 4842750480 5165600512 5876469840 6268234496 6457000640 7748400768 7835293120 9402351744 9685500960 10331201024 10553160421 11752939680 12536468992 12914001280 15496801536 15670586240 18804703488 19371001920 21106320842 23505879360 25828002560 30993603072 31341172480 31659481263 37609406976 38742003840 42212641684 47011758720 51656005120 52765802105 62682344960 63318962526 77484007680 84425283368 94023517440 105531604210 126637925052 154968015360 158297406315 168850566736 188047034880 211063208420 253275850104 316594812630 337701133472 422126416840 506551700208 633189625260 675402266944 844252833680 1013103400416 1266379250520 1350804533888 1688505667360 2026206800832 2532758501040 2701609067776 3377011334720 4052413601664 5065517002080 5403218135552 6754022669440 8104827203328 10131034004160 13508045338880 16209654406656 20262068008320 27016090677760 40524136016640 81048272033280
• Sum of all divisors σ(n): 260204478133248
• Sum of proper divisors (its aliquot sum) s(n): 179156206099968
• 81048272033280 is an abundant number, because the sum of its proper divisors (179156206099968) is greater than itself. Its abundance is 98107934066688

Bases of 81048272033280

• Binary: 10010011011011010000101011101101101011000000000₂
• Hexadecimal: 0x49B68576D600
• Base-36: SQ928KB9C

Squares and roots of 81048272033280

• 81048272033280 squared (81048272033280²) is 6568822399580556985427558400
• 81048272033280 cubed (81048272033280³) is 532391704779508077924473725974113943552000
• The square root of 81048272033280 is 9002681.3801933477
• The cube root of 81048272033280 is 43276.0805035103

Scales and comparisons

• 81,048,272,033,280 seconds is equal to 2,577,084 years, 18 weeks, 2 days, 2 hours, 8 minutes.
• To count from 1 to 81,048,272,033,280 would take you about six million, four hundred forty-two thousand, seven hundred ten 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 81048272033280 cubic inches would be around 3606.3 feet tall.

Recreational maths with 81048272033280

• 81048272033280 backwards is 08233027284018
• 81048272033280 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81048272033280's digits is 48
• More coming soon!