20358749040

Names of 20358749040

• Cardinal: 20358749040 can be written as Twenty billion, three hundred fifty-eight million, seven hundred forty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.035874904 × 10¹⁰

Factors of 20358749040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9182

Divisors of 20358749040

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 31 35 40 42 43 48 56 60 62 70 80 84 86 93 105 112 120 124 129 140 155 168 172 186 210 215 217 240 248 258 280 301 310 336 344 372 420 430 434 465 496 516 560 602 620 645 651 688 744 840 860 868 903 930 1032 1085 1204 1240 1290 1302 1333 1488 1505 1680 1720 1736 1806 1860 2064 2170 2408 2480 2580 2604 2666 3010 3255 3440 3472 3612 3720 3999 4340 4515 4816 5160 5208 5332 6020 6510 6665 7224 7440 7998 8680 9030 9091 9331 10320 10416 10664 12040 13020 13330 14448 15996 17360 18060 18182 18662 19995 21328 24080 26040 26660 27273 27993 31992 36120 36364 37324 39990 45455 46655 52080 53320 54546 55986 63637 63984 72240 72728 74648 79980 90910 93310 106640 109092 111972 127274 136365 139965 145456 149296 159960 181820 186620 190911 218184 223944 254548 272730 279930 281821 318185 319920 363640 373240 381822 390913 436368 447888 509096 545460 559860 563642 636370 727280 746480 763644 781826 845463 954555 1018192 1090920 1119720 1127284 1172739 1272740 1409105 1527288 1563652 1690926 1909110 1954565 1972747 2181840 2239440 2254568 2345478 2545480 2736391 2818210 3054576 3127304 3381852 3818220 3909130 3945494 4227315 4509136 4690956 5090960 5472782 5636420 5863695 5918241 6254608 6763704 7636440 7818260 7890988 8209173 8454630 9381912 9863735 10945564 11272840 11727390 11836482 12118303 13527408 13681955 15272880 15636520 15781976 16418346 16909260 18763824 19727470 21891128 22545680 23454780 23672964 24236606 27363910 29591205 31273040 31563952 32836692 33818520 36354909 39454940 41045865 43782256 46909560 47345928 48473212 54727820 59182410 60591515 65673384 67637040 72709818 78909880 82091730 84828121 93819120 94691856 96946424 109455640 118364820 121183030 131346768 145419636 157819760 164183460 169656242 181774545 193892848 218911280 236729640 242366060 254484363 290839272 328366920 339312484 363549090 424140605 473459280 484732120 508968726 581678544 656733840 678624968 727098180 848281210 969464240 1017937452 1272421815 1357249936 1454196360 1696562420 2035874904 2544843630 2908392720 3393124840 4071749808 5089687260 6786249680 10179374520 20358749040
• Sum of all divisors σ(n): 76194742272
• Sum of proper divisors (its aliquot sum) s(n): 55835993232
• 20358749040 is an abundant number, because the sum of its proper divisors (55835993232) is greater than itself. Its abundance is 35477244192

Bases of 20358749040

• Binary: 10010111101011110011101101101110000₂
• Hexadecimal: 0x4BD79DB70
• Base-36: 9CP2NAO

Squares and roots of 20358749040

• 20358749040 squared (20358749040²) is 414478662473700921600
• 20358749040 cubed (20358749040³) is 8438267071736942662871115264000
• The square root of 20358749040 is 142684.0882509327
• The cube root of 20358749040 is 2730.5514430331

Scales and comparisons

• 20,358,749,040 seconds is equal to 647 years, 17 weeks, 6 days, 16 hours, 4 minutes.
• To count from 1 to 20,358,749,040 would take you about one thousand, two hundred ninety-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 20358749040 cubic inches would be around 227.5 feet tall.

Recreational maths with 20358749040

• 20358749040 backwards is 04094785302
• 20358749040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20358749040's digits is 42
• More coming soon!