72816381132800

Names of 72816381132800

• Cardinal: 72816381132800 can be written as Seventy-two trillion, eight hundred sixteen billion, three hundred eighty-one million, one hundred thirty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 7.28163811328 × 10¹³

Factors of 72816381132800

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 2364

Divisors of 72816381132800

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 512 640 800 1024 1280 1600 2048 2357 2560 3200 4096 4714 5120 6400 8192 9428 10240 11785 12800 16384 18856 20480 23570 25600 32768 37712 40960 47140 51200 58925 65536 75424 81920 94280 102400 117850 131072 150848 163840 188560 204800 235700 262144 301696 327680 377120 409600 471400 524288 603392 655360 754240 819200 942800 1206784 1310720 1508480 1638400 1885600 2413568 2621440 3016960 3276800 3771200 4827136 5555449 6033920 6553600 7542400 9654272 11110898 12067840 13107200 15084800 19308544 22221796 24135680 27777245 30169600 38617088 44443592 48271360 55554490 60339200 77234176 88887184 96542720 111108980 120678400 138886225 154468352 177774368 193085440 222217960 241356800 277772450 308936704 355548736 386170880 444435920 482713600 555544900 617873408 711097472 772341760 888871840 965427200 1111089800 1235746816 1422194944 1544683520 1777743680 1930854400 2222179600 2844389888 3089367040 3555487360 3861708800 4444359200 5688779776 6178734080 7110974720 7723417600 8888718400 11377559552 14221949440 15446835200 17777436800 22755119104 28443898880 30893670400 35554873600 45510238208 56887797760 71109747200 91020476416 113775595520 142219494400 182040952832 227551191040 284438988800 364081905664 455102382080 568877977600 728163811328 910204764160 1137755955200 1456327622656 1820409528320 2275511910400 2912655245312 3640819056640 4551023820800 7281638113280 9102047641600 14563276226560 18204095283200 36408190566400 72816381132800
• Sum of all divisors σ(n): 180661101725775
• Sum of proper divisors (its aliquot sum) s(n): 107844720592975
• 72816381132800 is an abundant number, because the sum of its proper divisors (107844720592975) is greater than itself. Its abundance is 35028339460175

Bases of 72816381132800

• Binary: 10000100011100111100010100010000000000000000000₂
• Hexadecimal: 0x4239E2880000
• Base-36: PT7DT9H4W

Squares and roots of 72816381132800

• 72816381132800 squared (72816381132800²) is 5302225361277191811235840000
• 72816381132800 cubed (72816381132800³) is 386088862758758173514640078827159552000000
• The square root of 72816381132800 is 8533251.4982742657
• The cube root of 72816381132800 is 41758.3211941873

Scales and comparisons

• 72,816,381,132,800 seconds is equal to 2,315,335 years, 35 weeks, 4 days, 53 minutes, 20 seconds.
• To count from 1 to 72,816,381,132,800 would take you about five million, seven hundred eighty-eight thousand, three hundred thirty-nine 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 72816381132800 cubic inches would be around 3479.9 feet tall.

Recreational maths with 72816381132800

• 72816381132800 backwards is 00823118361827
• 72816381132800 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72816381132800's digits is 50
• More coming soon!