20797481880

Names of 20797481880

• Cardinal: 20797481880 can be written as Twenty billion, seven hundred ninety-seven million, four hundred eighty-one thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.079748188 × 10¹⁰

Factors of 20797481880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 116327

Divisors of 20797481880

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 71 72 84 90 105 120 126 140 142 168 180 210 213 252 280 284 315 355 360 420 426 497 504 568 630 639 710 840 852 994 1065 1260 1278 1420 1491 1704 1988 2130 2485 2520 2556 2840 2982 3195 3976 4260 4473 4970 5112 5964 6390 7455 8520 8946 9940 11928 12780 14910 17892 19880 22365 25560 29820 35784 44730 59640 89460 116239 178920 232478 348717 464956 581195 697434 813673 929912 1046151 1162390 1394868 1627346 1743585 2092302 2324780 2441019 2789736 3254692 3487170 4068365 4184604 4649560 4882038 5230755 6509384 6974340 7323057 8136730 8252969 8369208 9764076 10461510 12205095 13948680 14646114 16273460 16505938 19528152 20923020 24410190 24758907 29292228 32546920 33011876 36615285 41264845 41846040 48820380 49517814 57770783 58584456 66023752 73230570 74276721 82529690 97640760 99035628 115541566 123794535 146461140 148553442 165059380 173312349 198071256 231083132 247589070 288853915 292922280 297106884 330118760 346624698 371383605 462166264 495178140 519937047 577707830 594213768 693249396 742767210 866561745 990356280 1039874094 1155415660 1386498792 1485534420 1733123490 2079748188 2310831320 2599685235 2971068840 3466246980 4159496376 5199370470 6932493960 10398740940 20797481880
• Sum of all divisors σ(n): 78336460800
• Sum of proper divisors (its aliquot sum) s(n): 57538978920
• 20797481880 is an abundant number, because the sum of its proper divisors (57538978920) is greater than itself. Its abundance is 36741497040

Bases of 20797481880

• Binary: 10011010111101000000110001110011000₂
• Hexadecimal: 0x4D7A06398
• Base-36: 9JYA7Q0

Squares and roots of 20797481880

• 20797481880 squared (20797481880²) is 432535252548928334400
• 20797481880 cubed (20797481880³) is 8995644077347560848102580672000
• The square root of 20797481880 is 144213.3207439591
• The cube root of 20797481880 is 2750.0267492715

Scales and comparisons

• 20,797,481,880 seconds is equal to 661 years, 15 weeks, 2 days, 14 hours, 18 minutes.
• To count from 1 to 20,797,481,880 would take you about one thousand, three hundred twenty-two 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 20797481880 cubic inches would be around 229.2 feet tall.

Recreational maths with 20797481880

• 20797481880 backwards is 08818479702
• The number of decimal digits it has is: 11
• The sum of 20797481880's digits is 54
• More coming soon!