21170442240

Names of 21170442240

• Cardinal: 21170442240 can be written as Twenty-one billion, one hundred seventy million, four hundred forty-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.117044224 × 10¹⁰

Factors of 21170442240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 688

Divisors of 21170442240

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 331 347 360 384 480 512 576 640 662 694 720 768 960 993 1024 1041 1152 1280 1324 1388 1440 1536 1655 1735 1920 1986 2048 2082 2304 2560 2648 2776 2880 2979 3072 3123 3310 3470 3840 3972 4096 4164 4608 4965 5120 5205 5296 5552 5760 5958 6144 6246 6620 6940 7680 7944 8328 9216 9930 10240 10410 10592 11104 11520 11916 12288 12492 13240 13880 14895 15360 15615 15888 16656 18432 19860 20480 20820 21184 22208 23040 23832 24984 26480 27760 29790 30720 31230 31776 33312 36864 39720 41640 42368 44416 46080 47664 49968 52960 55520 59580 61440 62460 63552 66624 79440 83280 84736 88832 92160 95328 99936 105920 111040 114857 119160 124920 127104 133248 158880 166560 169472 177664 184320 190656 199872 211840 222080 229714 238320 249840 254208 266496 317760 333120 338944 344571 355328 381312 399744 423680 444160 459428 476640 499680 508416 532992 574285 635520 666240 677888 689142 710656 762624 799488 847360 888320 918856 953280 999360 1016832 1033713 1065984 1148570 1271040 1332480 1355776 1378284 1421312 1525248 1598976 1694720 1722855 1776640 1837712 1906560 1998720 2033664 2067426 2131968 2297140 2542080 2664960 2756568 3050496 3197952 3389440 3445710 3553280 3675424 3813120 3997440 4067328 4134852 4263936 4594280 5084160 5168565 5329920 5513136 6100992 6395904 6778880 6891420 7106560 7350848 7626240 7994880 8269704 9188560 10168320 10337130 10659840 11026272 12201984 12791808 13782840 14701696 15252480 15989760 16539408 18377120 20336640 20674260 21319680 22052544 27565680 29403392 30504960 31979520 33078816 36754240 41348520 44105088 55131360 58806784 61009920 63959040 66157632 73508480 82697040 88210176 110262720 117613568 132315264 147016960 165394080 176420352 220525440 235227136 264630528 294033920 330788160 352840704 441050880 470454272 529261056 588067840 661576320 705681408 882101760 1058522112 1176135680 1323152640 1411362816 1764203520 2117044224 2352271360 2646305280 3528407040 4234088448 5292610560 7056814080 10585221120 21170442240
• Sum of all divisors σ(n): 73815719328
• Sum of proper divisors (its aliquot sum) s(n): 52645277088
• 21170442240 is an abundant number, because the sum of its proper divisors (52645277088) is greater than itself. Its abundance is 31474834848

Bases of 21170442240

• Binary: 10011101101110110110101000000000000₂
• Hexadecimal: 0x4EDDB5000
• Base-36: 9Q4C1S0

Squares and roots of 21170442240

• 21170442240 squared (21170442240²) is 448187624637176217600
• 21170442240 cubed (21170442240³) is 9488330220064140071402471424000
• The square root of 21170442240 is 145500.6606170569
• The cube root of 21170442240 is 2766.3681561773

Scales and comparisons

• 21,170,442,240 seconds is equal to 673 years, 8 weeks, 6 hours, 24 minutes.
• To count from 1 to 21,170,442,240 would take you about one thousand, three hundred forty-six 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 21170442240 cubic inches would be around 230.5 feet tall.

Recreational maths with 21170442240

• 21170442240 backwards is 04224407112
• The number of decimal digits it has is: 11
• The sum of 21170442240's digits is 27
• More coming soon!