21340181632

Names of 21340181632

• Cardinal: 21340181632 can be written as Twenty-one billion, three hundred forty million, one hundred eighty-one thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 2.1340181632 × 10¹⁰

Factors of 21340181632

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4136

Divisors of 21340181632

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 23 28 32 44 46 56 64 77 88 92 112 128 154 161 176 184 224 253 308 322 352 368 448 506 529 616 644 704 736 896 1012 1058 1232 1288 1408 1472 1771 2024 2116 2464 2576 2944 3542 3703 4048 4093 4232 4928 5152 5819 7084 7406 8096 8186 8464 9856 10304 11638 14168 14812 16192 16372 16928 20608 23276 28336 28651 29624 32384 32744 33856 40733 45023 46552 56672 57302 59248 65488 67712 81466 90046 93104 94139 113344 114604 118496 130976 162932 180092 186208 188278 226688 229208 236992 261952 315161 325864 360184 372416 376556 458416 473984 523904 630322 651728 658973 720368 744832 753112 916832 1035529 1260644 1303456 1317946 1440736 1506224 1833664 2071058 2165197 2521288 2606912 2635892 2881472 3012448 3667328 4142116 4330394 5042576 5213824 5271784 5762944 6024896 7248703 8284232 8660788 10085152 10543568 12049792 14497406 15156379 16568464 17321576 20170304 21087136 23817167 28994812 30312758 33136928 34643152 40340608 42174272 47634334 57989624 60625516 66273856 69286304 84348544 95268668 115979248 121251032 132547712 138572608 166720169 190537336 231958496 242502064 277145216 333440338 381074672 463916992 485004128 666880676 762149344 927833984 970008256 1333761352 1524298688 1940016512 2667522704 3048597376 5335045408 10670090816 21340181632
• Sum of all divisors σ(n): 55422279360
• Sum of proper divisors (its aliquot sum) s(n): 34082097728
• 21340181632 is an abundant number, because the sum of its proper divisors (34082097728) is greater than itself. Its abundance is 12741916096

Bases of 21340181632

• Binary: 10011110111111110010101010010000000₂
• Hexadecimal: 0x4F7F95480
• Base-36: 9SXE5J4

Squares and roots of 21340181632

• 21340181632 squared (21340181632²) is 455403352086750183424
• 21340181632 cubed (21340181632³) is 9718390249352895134877475667968
• The square root of 21340181632 is 146082.7903347961
• The cube root of 21340181632 is 2773.7418372203

Scales and comparisons

• 21,340,181,632 seconds is equal to 678 years, 28 weeks, 4 days, 20 hours, 13 minutes, 52 seconds.
• To count from 1 to 21,340,181,632 would take you about one thousand, three hundred fifty-seven 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 21340181632 cubic inches would be around 231.1 feet tall.

Recreational maths with 21340181632

• 21340181632 backwards is 23618104312
• The number of decimal digits it has is: 11
• The sum of 21340181632's digits is 31
• More coming soon!