21073497120

Names of 21073497120

• Cardinal: 21073497120 can be written as Twenty-one billion, seventy-three million, four hundred ninety-seven thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.107349712 × 10¹⁰

Factors of 21073497120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1084

Divisors of 21073497120

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 65 72 78 80 90 96 104 117 120 130 144 156 160 180 195 208 234 240 260 288 312 360 390 416 468 480 520 585 624 720 780 936 1040 1061 1170 1248 1440 1560 1872 2080 2122 2340 3120 3183 3744 4244 4680 5305 6240 6366 8488 9360 9549 10610 12732 13793 15915 16976 18720 19098 21220 25464 27586 31830 33952 38196 41379 42440 47745 50928 55172 63660 68965 76392 82758 84880 95490 101856 110344 124137 127320 137930 152784 165516 169760 190980 206895 220688 248274 254640 275860 305568 331032 381960 413790 441376 496548 509280 551720 620685 662064 763920 827580 993096 1103440 1125721 1241370 1324128 1527840 1655160 1986192 2206880 2251442 2482740 3310320 3377163 3972384 4502884 4965480 5628605 6620640 6754326 9005768 9930960 10131489 11257210 13508652 14634373 16885815 18011536 19861920 20262978 22514420 27017304 29268746 33771630 36023072 40525956 43903119 45028840 50657445 54034608 58537492 67543260 73171865 81051912 87806238 90057680 101314890 108069216 117074984 131709357 135086520 146343730 162103824 175612476 180115360 202629780 219515595 234149968 263418714 270173040 292687460 324207648 351224952 405259560 439031190 468299936 526837428 540346080 585374920 658546785 702449904 810519120 878062380 1053674856 1170749840 1317093570 1404899808 1621038240 1756124760 2107349712 2341499680 2634187140 3512249520 4214699424 5268374280 7024499040 10536748560 21073497120
• Sum of all divisors σ(n): 77518163268
• Sum of proper divisors (its aliquot sum) s(n): 56444666148
• 21073497120 is an abundant number, because the sum of its proper divisors (56444666148) is greater than itself. Its abundance is 35371169028

Bases of 21073497120

• Binary: 10011101000000101000000110000100000₂
• Hexadecimal: 0x4E8140C20
• Base-36: 9OIM6G0

Squares and roots of 21073497120

• 21073497120 squared (21073497120²) is 444092280866648294400
• 21073497120 cubed (21073497120³) is 9358577401857543936091312128000
• The square root of 21073497120 is 145167.1351236223
• The cube root of 21073497120 is 2762.1390475071

Scales and comparisons

• 21,073,497,120 seconds is equal to 670 years, 3 weeks, 5 days, 5 hours, 12 minutes.
• To count from 1 to 21,073,497,120 would take you about one thousand, three hundred forty 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 21073497120 cubic inches would be around 230.2 feet tall.

Recreational maths with 21073497120

• 21073497120 backwards is 02179437012
• 21073497120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21073497120's digits is 36
• More coming soon!