21701142540

Names of 21701142540

• Cardinal: 21701142540 can be written as Twenty-one billion, seven hundred one million, one hundred forty-two thousand, five hundred forty.

Scientific notation

• Scientific notation: 2.170114254 × 10¹⁰

Factors of 21701142540

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 914

Divisors of 21701142540

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 29 30 33 35 36 42 44 45 49 54 55 58 60 63 66 70 77 81 84 87 90 98 99 105 108 110 116 126 132 135 140 145 147 154 162 165 174 180 189 196 198 203 210 220 231 245 252 261 270 290 294 297 308 315 319 324 330 348 378 385 396 405 406 420 435 441 462 490 495 522 539 540 567 580 588 594 609 630 638 660 693 735 756 770 783 810 812 857 870 882 891 924 945 957 980 990 1015 1044 1078 1134 1155 1188 1218 1260 1276 1305 1323 1386 1421 1470 1485 1540 1566 1595 1617 1620 1714 1740 1764 1782 1827 1890 1914 1980 2030 2079 2156 2205 2233 2268 2310 2349 2436 2571 2610 2646 2695 2772 2835 2842 2871 2940 2970 3045 3132 3190 3234 3428 3465 3564 3654 3780 3828 3915 3969 4060 4158 4263 4285 4410 4455 4466 4620 4698 4785 4851 5142 5220 5292 5390 5481 5670 5684 5742 5940 5999 6090 6237 6380 6468 6615 6699 6930 7105 7308 7713 7830 7938 8085 8316 8526 8570 8613 8820 8910 8932 9135 9396 9427 9570 9702 10284 10395 10780 10962 11165 11340 11484 11745 11998 12180 12474 12789 12855 13230 13398 13860 14210 14355 14553 15426 15631 15660 15876 16170 16443 17052 17140 17226 17820 17997 18270 18854 19140 19404 19845 20097 20790 21315 21924 22330 23139 23490 23996 24255 24853 24948 25578 25710 25839 26460 26796 27405 28281 28420 28710 29106 29995 30852 31185 31262 32340 32886 33495 34452 35994 36540 37708 38367 38565 39690 40194 41580 41993 42630 43065 43659 44660 46278 46893 46980 47135 48510 49706 51156 51420 51678 53991 54810 56562 57420 58212 59990 60291 62370 62524 63945 65772 65989 66990 69417 71988 72765 74559 76734 77130 78155 79380 80388 82215 83986 84843 85260 86130 87318 89985 92556 93786 94270 97020 99412 100485 103356 107982 109620 113124 115101 115695 119980 120582 124265 124740 125979 127890 129195 131978 133980 138834 140679 141405 145530 149118 153468 154260 156310 161973 164430 167972 169686 172260 173971 174636 179970 180873 187572 188540 191835 197967 200970 209965 215964 218295 223677 230202 231390 234465 241164 248530 251958 254529 255780 258390 263956 269955 273383 277668 281358 282810 291060 298236 301455 312620 323946 328860 329945 339372 347085 347942 359940 361746 372795 377937 383670 395934 401940 419930 422037 424215 436590 447354 460404 461923 462780 468930 485919 497060 503916 509058 516780 521913 539910 546766 562716 565620 575505 593901 602910 629895 647892 659890 671031 694170 695884 703395 723492 745590 755874 763587 767340 791868 809865 820149 839860 844074 848430 869855 873180 894708 904365 923846 937860 971838 989835 1018116 1043826 1079820 1093532 1118385 1133811 1151010 1187802 1205820 1217797 1259790 1266111 1272645 1319780 1342062 1366915 1385769 1388340 1406790 1491180 1511748 1527174 1565739 1619730 1640298 1688148 1696860 1739710 1781703 1808730 1847692 1889685 1913681 1943676 1979670 2013093 2087652 2110185 2236770 2267622 2302020 2309615 2375604 2429595 2435594 2460447 2519580 2532222 2545290 2609565 2684124 2733830 2771538 2813580 2969505 3054348 3131478 3239460 3280596 3355155 3401433 3479420 3563406 3617460 3653391 3779370 3817935 3827362 3959340 4026186 4100745 4157307 4220370 4473540 4535244 4619230 4697217 4859190 4871188 4920894 5064444 5090580 5219130 5345109 5467660 5543076 5669055 5741043 5939010 6088985 6262956 6330555 6710310 6802866 6928845 7126812 7306782 7381341 7558740 7635870 7654724 7828695 8052372 8201490 8314614 8440740 8908515 9238460 9394434 9568405 9718380 9841788 10065465 10438260 10690218 10960173 11338110 11482086 11878020 12177970 12302235 12471921 12661110 13395767 13420620 13605732 13857690 14091651 14613564 14762682 15271740 15657390 16402980 16629228 17007165 17223129 17817030 18266955 18788868 19136810 20130930 20786535 21380436 21920346 22144023 22676220 22964172 23486085 24355940 24604470 24943842 25322220 26725545 26791534 27715380 28183302 28705215 29525364 31314780 32880519 34014330 34446258 35634060 36533910 36906705 37415763 38273620 40187301 40261860 41573070 43840692 44288046 46972170 49208940 49887684 51669387 53451090 53583068 54800865 56366604 57410430 62359605 65761038 66978835 68028660 68892516 70458255 73067820 73813410 74831526 80374602 83146140 86115645 88576092 93944340 98641557 103338774 106902180 109601730 110720115 114820860 120561903 124719210 131522076 133957670 140916510 147626820 149663052 155008161 160749204 164402595 172231290 187078815 197283114 200936505 206677548 219203460 221440230 241123806 249438420 258346935 267915340 281833020 310016322 328805190 344462580 361685709 374157630 394566228 401873010 442880460 482247612 493207785 516693870 602809515 620032644 657610380 723371418 748315260 775040805 803746020 986415570 1033387740 1085057127 1205619030 1446742836 1550081610 1808428545 1972831140 2170114254 2411238060 3100163220 3616857090 4340228508 5425285635 7233714180 10850571270 21701142540
• Sum of all divisors σ(n): 89474505120
• Sum of proper divisors (its aliquot sum) s(n): 67773362580
• 21701142540 is an abundant number, because the sum of its proper divisors (67773362580) is greater than itself. Its abundance is 46072220040

Bases of 21701142540

• Binary: 10100001101011111010010100000001100₂
• Hexadecimal: 0x50D7D280C
• Base-36: 9YWASR0

Squares and roots of 21701142540

• 21701142540 squared (21701142540²) is 470939587541397651600
• 21701142540 cubed (21701142540³) is 10219927116964678588192859064000
• The square root of 21701142540 is 147313.0766089691
• The cube root of 21701142540 is 2789.2934041357

Scales and comparisons

• 21,701,142,540 seconds is equal to 690 years, 1 week, 3 days, 15 hours, 9 minutes.
• To count from 1 to 21,701,142,540 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 21701142540 cubic inches would be around 232.4 feet tall.

Recreational maths with 21701142540

• 21701142540 backwards is 04524110712
• 21701142540 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21701142540's digits is 27
• More coming soon!