21939949332

Names of 21939949332

• Cardinal: 21939949332 can be written as Twenty-one billion, nine hundred thirty-nine million, nine hundred forty-nine thousand, three hundred thirty-two.

Scientific notation

• Scientific notation: 2.1939949332 × 10¹⁰

Factors of 21939949332

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 468

Divisors of 21939949332

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 59 63 81 84 98 108 118 126 147 162 177 189 196 236 252 294 324 354 378 397 413 441 531 567 588 708 756 794 826 882 1062 1134 1191 1239 1323 1588 1593 1652 1764 2124 2268 2382 2478 2646 2779 2891 3186 3481 3573 3717 3969 4764 4779 4956 5292 5558 5782 6372 6962 7146 7434 7938 8337 8673 9558 10443 10719 11116 11151 11564 13924 14292 14868 15876 16674 17346 19116 19453 20886 21438 22302 23423 24367 25011 26019 31329 32157 33348 33453 34692 38906 41772 42876 44604 46846 48734 50022 52038 58359 62658 64314 66906 70269 73101 75033 77812 78057 93692 93987 97468 100044 104076 116718 125316 128628 133812 140538 146202 150066 156114 163961 170569 175077 187974 210807 219303 225099 233436 234171 281076 281961 292404 300132 312228 327922 341138 350154 375948 421614 438606 450198 468342 491883 511707 525231 563922 632421 655844 657909 682276 700308 843228 877212 900396 936684 983766 1023414 1050462 1127844 1147727 1264842 1315818 1381957 1475649 1535121 1575693 1897263 1967532 1973727 2046828 2100924 2295454 2529684 2631636 2763914 2951298 3070242 3151386 3443181 3794526 3947454 4145871 4426947 4590908 4605363 5527828 5902596 6140484 6302772 6886362 7589052 7894908 8291742 8853894 9210726 9673699 10329543 12437613 13280841 13772724 13816089 16583484 17707788 18421452 19347398 20659086 24875226 26561682 27632178 29021097 30988629 37312839 38694796 41318172 49750452 53123364 55264356 58042194 61977258 67715893 74625678 87063291 92965887 111938517 116084388 123954516 135431786 149251356 174126582 185931774 203147679 223877034 261189873 270863572 348253164 371863548 406295358 447754068 522379746 609443037 783569619 812590716 1044759492 1218886074 1567139238 1828329111 2437772148 3134278476 3656658222 5484987333 7313316444 10969974666 21939949332
• Sum of all divisors σ(n): 68040463722
• Sum of proper divisors (its aliquot sum) s(n): 46100514390
• 21939949332 is an abundant number, because the sum of its proper divisors (46100514390) is greater than itself. Its abundance is 24160565058

Bases of 21939949332

• Binary: 10100011011101110010000111100010100₂
• Hexadecimal: 0x51BB90F14
• Base-36: A2UH990

Squares and roots of 21939949332

• 21939949332 squared (21939949332²) is 481361376690727246224
• 21939949332 cubed (21939949332³) is 10561044214976321616386448322368
• The square root of 21939949332 is 148121.4006550033
• The cube root of 21939949332 is 2799.4875478841

Scales and comparisons

• 21,939,949,332 seconds is equal to 697 years, 32 weeks, 2 days, 14 hours, 22 minutes, 12 seconds.
• To count from 1 to 21,939,949,332 would take you about one thousand, three hundred ninety-five 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 21939949332 cubic inches would be around 233.3 feet tall.

Recreational maths with 21939949332

• 21939949332 backwards is 23394993912
• 21939949332 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21939949332's digits is 54
• More coming soon!