20159407520

Names of 20159407520

• Cardinal: 20159407520 can be written as Twenty billion, one hundred fifty-nine million, four hundred seven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.015940752 × 10¹⁰

Factors of 20159407520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 151

Divisors of 20159407520

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 70 80 98 112 137 140 160 196 224 245 274 280 392 490 548 560 685 784 959 980 1096 1120 1370 1568 1918 1960 2192 2740 3836 3920 4384 4795 5480 6713 7672 7840 9590 10960 13426 15344 18769 19180 21920 26852 30688 33565 37538 38360 53704 67130 75076 76720 93845 107408 131383 134260 150152 153440 187690 214816 262766 268520 300304 375380 525532 537040 600608 656915 750760 919681 1051064 1074080 1313830 1501520 1839362 2102128 2571353 2627660 3003040 3678724 4204256 4598405 5142706 5255320 7357448 9196810 10285412 10510640 12856765 14714896 17999471 18393620 20570824 21021280 25713530 29429792 35998942 36787240 41141648 51427060 71997884 73574480 82283296 89997355 102854120 125996297 143995768 147148960 179994710 205708240 251992594 287991536 359989420 411416480 503985188 575983072 629981485 719978840 1007970376 1259962970 1439957680 2015940752 2519925940 2879915360 4031881504 5039851880 10079703760 20159407520
• Sum of all divisors σ(n): 55809741960
• Sum of proper divisors (its aliquot sum) s(n): 35650334440
• 20159407520 is an abundant number, because the sum of its proper divisors (35650334440) is greater than itself. Its abundance is 15490926920

Bases of 20159407520

• Binary: 10010110001100110000010010110100000₂
• Hexadecimal: 0x4B19825A0
• Base-36: 99EE2E8

Squares and roots of 20159407520

• 20159407520 squared (20159407520²) is 406401711557432550400
• 20159407520 cubed (20159407520³) is 8192817720111776668426539008000
• The square root of 20159407520 is 141983.8283749245
• The cube root of 20159407520 is 2721.6101841591

Scales and comparisons

• 20,159,407,520 seconds is equal to 641 years, 2 days, 11 hours, 25 minutes, 20 seconds.
• To count from 1 to 20,159,407,520 would take you about one thousand, two hundred eighty-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 20159407520 cubic inches would be around 226.8 feet tall.

Recreational maths with 20159407520

• 20159407520 backwards is 02570495102
• 20159407520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20159407520's digits is 35
• More coming soon!