21075443765120

Names of 21075443765120

• Cardinal: 21075443765120 can be written as Twenty-one trillion, seventy-five billion, four hundred forty-three million, seven hundred sixty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.107544376512 × 10¹³

Factors of 21075443765120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 26995

Divisors of 21075443765120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 107 128 160 214 320 428 535 640 856 1070 1712 2140 3424 4280 6848 8560 11449 13696 17120 22898 26881 34240 45796 53762 57245 68480 91592 107524 114490 134405 183184 215048 228980 268810 366368 430096 457960 537620 732736 860192 915920 1075240 1225043 1465472 1720384 1831840 2150480 2450086 2876267 3440768 3663680 4300960 4900172 5752534 6125215 7327360 8601920 9800344 11505068 12250430 14381335 17203840 19600688 23010136 24500860 28762670 39201376 46020272 49001720 57525340 78402752 92040544 98003440 115050680 156805504 184081088 196006880 230101360 307760569 368162176 392013760 460202720 615521138 784027520 920405440 1231042276 1538802845 1840810880 2462084552 3077605690 4924169104 6155211380 9848338208 12310422760 19696676416 24620845520 32930380883 39393352832 49241691040 65860761766 98483382080 131721523532 164651904415 196966764160 263443047064 329303808830 526886094128 658607617660 1053772188256 1317215235320 2107544376512 2634430470640 4215088753024 5268860941280 10537721882560 21075443765120
• Sum of all divisors σ(n): 50860690236000
• Sum of proper divisors (its aliquot sum) s(n): 29785246470880
• 21075443765120 is an abundant number, because the sum of its proper divisors (29785246470880) is greater than itself. Its abundance is 8709802705760

Bases of 21075443765120

• Binary: 100110010101100000010010101101100111110000000₂
• Hexadecimal: 0x132B0256CF80
• Base-36: 7GXXB2DFK

Squares and roots of 21075443765120

• 21075443765120 squared (21075443765120²) is 444174329896735481728614400
• 21075443765120 cubed (21075443765120³) is 9361171111648507821839206036376649728000
• The square root of 21075443765120 is 4590799.9047137743
• The cube root of 21075443765120 is 27622.2409491551

Scales and comparisons

• 21,075,443,765,120 seconds is equal to 670,133 years, 47 weeks, 6 days, 6 hours, 45 minutes, 20 seconds.
• To count from 1 to 21,075,443,765,120 would take you about one million, six hundred seventy-five thousand, three hundred thirty-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 21075443765120 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21075443765120

• 21075443765120 backwards is 02156734457012
• The number of decimal digits it has is: 14
• The sum of 21075443765120's digits is 47
• More coming soon!