20807468240

Names of 20807468240

• Cardinal: 20807468240 can be written as Twenty billion, eight hundred seven million, four hundred sixty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.080746824 × 10¹⁰

Factors of 20807468240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 791

Divisors of 20807468240

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 80 85 104 107 130 136 170 208 214 221 260 272 289 340 428 442 520 535 578 647 680 856 884 1040 1070 1105 1156 1294 1360 1391 1445 1712 1768 1819 2140 2210 2312 2588 2782 2890 3235 3536 3638 3757 4280 4420 4624 5176 5564 5780 6470 6955 7276 7514 8411 8560 8840 9095 10352 10999 11128 11560 12940 13910 14552 15028 16822 17680 18190 18785 21998 22256 23120 23647 25880 27820 29104 30056 30923 33644 36380 37570 42055 43996 47294 51760 54995 55640 60112 61846 67288 69229 72760 75140 84110 87992 94588 109990 111280 118235 123692 134576 138458 142987 145520 150280 154615 168220 175984 186983 189176 219980 236470 247384 276916 285974 300560 309230 336440 346145 373966 378352 401999 439960 472940 494768 553832 571948 618460 672880 692290 714935 747932 803998 879920 899977 934915 945880 1107664 1143896 1176893 1236920 1384580 1429870 1495864 1607996 1799954 1869830 1891760 2009995 2287792 2353786 2430779 2473840 2769160 2859740 2991728 3215992 3599908 3739660 4019990 4499885 4707572 4861558 5538320 5719480 5884465 6431984 7199816 7479320 8039980 8999770 9415144 9723116 11438960 11768930 12153895 14399632 14958640 15299609 16079960 17999540 18830288 19446232 20007181 23537860 24307790 30599218 32159920 35999080 38892464 40014362 47075720 48615580 61198436 71998160 76498045 80028724 94151440 97231160 100035905 122396872 152996090 160057448 194462320 200071810 244793744 260093353 305992180 320114896 400143620 520186706 611984360 800287240 1040373412 1223968720 1300466765 1600574480 2080746824 2600933530 4161493648 5201867060 10403734120 20807468240
• Sum of all divisors σ(n): 55947169152
• Sum of proper divisors (its aliquot sum) s(n): 35139700912
• 20807468240 is an abundant number, because the sum of its proper divisors (35139700912) is greater than itself. Its abundance is 14332232672

Bases of 20807468240

• Binary: 10011011000001110001100010011010000₂
• Hexadecimal: 0x4D838C4D0
• Base-36: 9K4898W

Squares and roots of 20807468240

• 20807468240 squared (20807468240²) is 432950734558608697600
• 20807468240 cubed (20807468240³) is 9008608658812920893899764224000
• The square root of 20807468240 is 144247.9401586033
• The cube root of 20807468240 is 2750.4668404141

Scales and comparisons

• 20,807,468,240 seconds is equal to 661 years, 31 weeks, 6 days, 4 hours, 17 minutes, 20 seconds.
• To count from 1 to 20,807,468,240 would take you about one thousand, three hundred twenty-three 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 20807468240 cubic inches would be around 229.2 feet tall.

Recreational maths with 20807468240

• 20807468240 backwards is 04286470802
• The number of decimal digits it has is: 11
• The sum of 20807468240's digits is 41
• More coming soon!