21730265040

Names of 21730265040

• Cardinal: 21730265040 can be written as Twenty-one billion, seven hundred thirty million, two hundred sixty-five thousand and forty.

Scientific notation

• Scientific notation: 2.173026504 × 10¹⁰

Factors of 21730265040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 191

Divisors of 21730265040

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 19 20 22 24 30 33 38 40 44 48 55 57 60 66 76 80 88 95 110 114 120 132 151 152 165 176 190 209 220 228 240 264 285 302 304 330 361 380 418 440 453 456 528 570 604 627 660 722 755 760 836 880 906 912 1045 1083 1140 1208 1254 1320 1444 1510 1520 1661 1672 1805 1812 2090 2166 2265 2280 2416 2508 2640 2869 2888 3020 3135 3322 3344 3610 3624 3971 4180 4332 4530 4560 4983 5016 5415 5738 5776 6040 6270 6644 7220 7248 7942 8305 8360 8607 8664 9060 9966 10032 10830 11476 11913 12080 12540 13288 14345 14440 15884 16610 16720 17214 17328 18120 19855 19932 21660 22801 22952 23826 24915 25080 26576 28690 28880 31559 31768 33220 34428 36240 39710 39864 43035 43320 45602 45904 47652 49830 50160 54511 57380 59565 63118 63536 66440 68403 68856 79420 79728 86070 86640 91204 94677 95304 99660 109022 114005 114760 119130 126236 132880 136806 137712 157795 158840 163533 172140 182408 189354 190608 199320 218044 228010 229520 238260 250811 252472 272555 273612 315590 317680 327066 342015 344280 364816 378708 398640 433219 436088 456020 473385 476520 501622 504944 545110 547224 599621 631180 654132 684030 688560 752433 757416 817665 866438 872176 912040 946770 953040 1003244 1090220 1094448 1199242 1254055 1262360 1299657 1308264 1368060 1504866 1514832 1635330 1732876 1798863 1824080 1893540 2006488 2166095 2180440 2398484 2508110 2524720 2599314 2616528 2736120 2998105 3009732 3270660 3465752 3597726 3762165 3787080 4012976 4332190 4360880 4765409 4796968 5016220 5198628 5472240 5996210 6019464 6498285 6541320 6931504 7195452 7524330 7574160 8231161 8664380 8994315 9530818 9593936 10032440 10397256 11992420 12038928 12996570 13082640 14296227 14390904 15048660 16462322 17328760 17988630 19061636 20064880 20794512 23827045 23984840 24693483 25993140 28592454 28781808 30097320 32924644 34657520 35977260 38123272 41155805 47654090 47969680 49386966 51986280 57184908 60194640 65849288 71481135 71954520 76246544 82311610 90542771 95308180 98773932 103972560 114369816 123467415 131698576 142962270 143909040 164623220 181085542 190616360 197547864 228739632 246934830 271628313 285924540 329246440 362171084 381232720 395095728 452713855 493869660 543256626 571849080 658492880 724342168 905427710 987739320 1086513252 1143698160 1358141565 1448684336 1810855420 1975478640 2173026504 2716283130 3621710840 4346053008 5432566260 7243421680 10865132520 21730265040
• Sum of all divisors σ(n): 78076190304
• Sum of proper divisors (its aliquot sum) s(n): 56345925264
• 21730265040 is an abundant number, because the sum of its proper divisors (56345925264) is greater than itself. Its abundance is 34615660224

Bases of 21730265040

• Binary: 10100001111001110011000011111010000₂
• Hexadecimal: 0x50F3987D0
• Base-36: 9ZDMZTC

Squares and roots of 21730265040

• 21730265040 squared (21730265040²) is 472204418708646201600
• 21730265040 cubed (21730265040³) is 10261127171598016500357272064000
• The square root of 21730265040 is 147411.8890727609
• The cube root of 21730265040 is 2790.5405717629

Scales and comparisons

• 21,730,265,040 seconds is equal to 690 years, 49 weeks, 4 days, 16 hours, 44 minutes.
• To count from 1 to 21,730,265,040 would take you about one thousand, three hundred eighty-one 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 21730265040 cubic inches would be around 232.5 feet tall.

Recreational maths with 21730265040

• 21730265040 backwards is 04056203712
• 21730265040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21730265040's digits is 30
• More coming soon!