21713194240

Names of 21713194240

• Cardinal: 21713194240 can be written as Twenty-one billion, seven hundred thirteen million, one hundred ninety-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.171319424 × 10¹⁰

Factors of 21713194240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 846

Divisors of 21713194240

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 40 64 68 79 80 85 128 136 158 160 170 256 272 289 316 320 340 395 544 578 632 640 680 743 790 1088 1156 1264 1280 1343 1360 1445 1486 1580 2176 2312 2528 2686 2720 2890 2972 3160 3715 4352 4624 5056 5372 5440 5780 5944 6320 6715 7430 9248 10112 10744 10880 11560 11888 12631 12640 13430 14860 18496 20224 21488 21760 22831 23120 23776 25262 25280 26860 29720 36992 42976 45662 46240 47552 50524 50560 53720 58697 59440 63155 73984 85952 91324 92480 95104 101048 101120 107440 114155 117394 118880 126310 171904 182648 184960 190208 202096 214727 214880 228310 234788 237760 252620 293485 343808 365296 369920 404192 429454 429760 456620 469576 475520 505240 586970 730592 808384 858908 859520 913240 939152 951040 997849 1010480 1073635 1173940 1461184 1616768 1717816 1719040 1826480 1878304 1995698 2020960 2147270 2347880 2922368 3233536 3435632 3652960 3756608 3991396 4041920 4294540 4695760 4989245 5844736 6871264 7305920 7513216 7982792 8083840 8589080 9391520 9978490 13742528 14611840 15026432 15965584 16167680 16963433 17178160 18783040 19956980 27485056 29223680 31931168 33926866 34356320 37566080 39913960 54970112 63862336 67853732 68712640 75132160 79827920 84817165 127724672 135707464 137425280 159655840 169634330 255449344 271414928 274850560 319311680 339268660 542829856 638623360 678537320 1085659712 1277246720 1357074640 2171319424 2714149280 4342638848 5428298560 10856597120 21713194240
• Sum of all divisors σ(n): 56023914240
• Sum of proper divisors (its aliquot sum) s(n): 34310720000
• 21713194240 is an abundant number, because the sum of its proper divisors (34310720000) is greater than itself. Its abundance is 12597525760

Bases of 21713194240

• Binary: 10100001110001101010000110100000000₂
• Hexadecimal: 0x50E350D00
• Base-36: 9Z3H3WG

Squares and roots of 21713194240

• 21713194240 squared (21713194240²) is 471462804103969177600
• 21713194240 cubed (21713194240³) is 10236963442444551908201857024000
• The square root of 21713194240 is 147353.9759897913
• The cube root of 21713194240 is 2789.8096520147

Scales and comparisons

• 21,713,194,240 seconds is equal to 690 years, 21 weeks, 3 days, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 21,713,194,240 would take you about one thousand, three hundred eighty 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 21713194240 cubic inches would be around 232.5 feet tall.

Recreational maths with 21713194240

• 21713194240 backwards is 04249131712
• 21713194240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21713194240's digits is 34
• More coming soon!