20928593920

Names of 20928593920

• Cardinal: 20928593920 can be written as Twenty billion, nine hundred twenty-eight million, five hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.092859392 × 10¹⁰

Factors of 20928593920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 37

Divisors of 20928593920

• Number of divisors d(n): 272
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 64 65 68 80 85 104 128 130 136 160 170 208 221 256 260 272 289 320 340 416 442 512 520 544 578 640 680 832 884 1024 1040 1088 1105 1156 1280 1360 1445 1664 1768 2048 2080 2176 2210 2312 2560 2720 2890 3328 3536 3757 4096 4160 4352 4420 4624 4913 5120 5440 5780 6656 7072 7514 8192 8320 8704 8840 9248 9826 10240 10880 11560 13312 14144 15028 16384 16640 17408 17680 18496 18785 19652 20480 21760 23120 24565 26624 28288 30056 32768 33280 34816 35360 36992 37570 39304 40960 43520 46240 49130 53248 56576 60112 63869 65536 66560 69632 70720 73984 75140 78608 81920 87040 92480 98260 106496 113152 120224 127738 133120 139264 141440 147968 150280 157216 163840 174080 184960 196520 212992 226304 240448 255476 266240 278528 282880 295936 300560 314432 319345 327680 348160 369920 393040 425984 452608 480896 510952 532480 557056 565760 591872 601120 628864 638690 696320 739840 786080 851968 905216 961792 1021904 1064960 1114112 1131520 1183744 1202240 1257728 1277380 1392640 1479680 1572160 1810432 1923584 2043808 2129920 2263040 2367488 2404480 2515456 2554760 2785280 2959360 3144320 3620864 3847168 4087616 4259840 4526080 4734976 4808960 5030912 5109520 5570560 5918720 6288640 7241728 7694336 8175232 9052160 9469952 9617920 10061824 10219040 11837440 12577280 14483456 15388672 16350464 18104320 18939904 19235840 20123648 20438080 23674880 25154560 30777344 32700928 36208640 38471680 40247296 40876160 47349760 50309120 61554688 65401856 72417280 76943360 80494592 81752320 94699520 100618240 123109376 130803712 153886720 160989184 163504640 201236480 246218752 261607424 307773440 321978368 327009280 402472960 523214848 615546880 654018560 804945920 1046429696 1231093760 1308037120 1609891840 2092859392 2616074240 4185718784 5232148480 10464296960 20928593920
• Sum of all divisors σ(n): 57472012080
• Sum of proper divisors (its aliquot sum) s(n): 36543418160
• 20928593920 is an abundant number, because the sum of its proper divisors (36543418160) is greater than itself. Its abundance is 15614824240

Bases of 20928593920

• Binary: 10011011111011100010000000000000000₂
• Hexadecimal: 0x4DF710000
• Base-36: 9M4CEF4

Squares and roots of 20928593920

• 20928593920 squared (20928593920²) is 438006043468260966400
• 20928593920 cubed (20928593920³) is 9166850618253102174372364288000
• The square root of 20928593920 is 144667.1832863279
• The cube root of 20928593920 is 2755.7935783909

Scales and comparisons

• 20,928,593,920 seconds is equal to 665 years, 24 weeks, 1 day, 2 hours, 18 minutes, 40 seconds.
• To count from 1 to 20,928,593,920 would take you about one thousand, three hundred thirty 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 20928593920 cubic inches would be around 229.6 feet tall.

Recreational maths with 20928593920

• 20928593920 backwards is 02939582902
• The number of decimal digits it has is: 11
• The sum of 20928593920's digits is 49
• More coming soon!