21342965280

Names of 21342965280

• Cardinal: 21342965280 can be written as Twenty-one billion, three hundred forty-two million, nine hundred sixty-five thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.134296528 × 10¹⁰

Factors of 21342965280

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 142

Divisors of 21342965280

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 29 30 32 35 39 40 42 48 49 52 56 58 60 65 70 78 80 83 84 87 91 96 98 104 105 112 116 120 130 140 145 147 156 160 166 168 174 182 195 196 203 208 210 224 232 240 245 249 260 273 280 290 294 312 332 336 348 364 377 390 392 406 415 416 420 435 455 464 480 490 498 520 546 560 580 581 588 609 624 637 664 672 696 728 735 754 780 784 812 830 840 841 870 910 928 980 996 1015 1040 1079 1092 1120 1131 1160 1162 1176 1218 1245 1248 1274 1328 1365 1392 1421 1456 1470 1508 1560 1568 1624 1660 1680 1682 1740 1743 1820 1885 1911 1960 1992 2030 2080 2158 2184 2262 2320 2324 2352 2407 2436 2490 2523 2548 2639 2656 2730 2784 2842 2905 2912 2940 3016 3045 3120 3185 3237 3248 3320 3360 3364 3480 3486 3640 3770 3822 3920 3984 4060 4067 4205 4263 4316 4368 4524 4640 4648 4704 4814 4872 4980 5046 5096 5278 5395 5460 5655 5684 5810 5880 5887 6032 6090 6240 6370 6474 6496 6640 6728 6960 6972 7105 7221 7280 7540 7553 7644 7840 7917 7968 8120 8134 8410 8526 8632 8715 8736 9048 9296 9555 9628 9744 9960 10092 10192 10556 10790 10920 10933 11310 11368 11620 11760 11774 12035 12064 12180 12201 12615 12740 12948 13195 13280 13456 13920 13944 14210 14442 14560 15080 15106 15288 15834 16185 16240 16268 16820 16849 17052 17264 17430 17661 18096 18473 18592 19110 19256 19488 19920 20184 20335 20384 21112 21315 21580 21840 21866 22620 22659 22736 23240 23520 23548 24070 24360 24402 25230 25480 25896 26390 26912 27888 28420 28884 29435 30160 30212 30576 31291 31668 32370 32480 32536 32799 33640 33698 34104 34528 34860 35322 36105 36192 36946 37765 38220 38512 39585 39840 40368 40670 41209 42224 42630 43160 43680 43732 45240 45318 45472 46480 47096 48140 48720 48804 50460 50547 50960 51792 52780 52871 54665 55419 55776 56840 57768 58870 60320 60424 61005 61152 62582 63336 64740 65072 65598 67280 67396 68208 69720 69803 70644 72210 73892 75530 76440 76531 77024 79170 80736 81340 82418 84245 84448 85260 86320 87464 88305 90480 90636 92365 92960 93873 94192 96280 97440 97608 100920 101094 101920 103584 105560 105742 109330 110838 113295 113680 115536 117740 117943 120848 122010 123627 125164 126672 129480 130144 131196 134560 134792 136416 139440 139606 141288 144420 147784 151060 152880 153062 156455 158340 158613 162680 163995 164836 168490 170520 172640 174928 176610 180960 181272 184730 187746 188384 192560 195216 201840 202188 206045 209409 211120 211484 218660 219037 221676 226590 227360 229593 231072 235480 235886 241696 244020 247254 250328 252735 253344 258960 262392 264355 269584 277095 278880 279212 282576 288840 295568 302120 305760 306124 312910 316680 317226 325360 327990 329672 336980 341040 349015 349856 353220 353829 362544 369460 375492 382655 385120 390432 403680 404376 412090 418818 422240 422968 437320 438074 443352 453180 459186 469365 470960 471772 488040 488621 494508 500656 505470 517920 524784 528710 535717 539168 554190 558424 565152 577680 589715 591136 604240 612248 618135 625820 633360 634452 650720 655980 657111 659344 673960 682080 698030 706440 707658 725088 738920 750984 765310 793065 808752 824180 837636 845936 874640 876148 886704 906360 907439 918372 938730 941920 943544 976080 977242 989016 1001312 1010940 1047045 1049568 1057420 1071434 1095185 1108380 1116848 1147965 1155360 1179430 1208480 1224496 1236270 1251640 1266720 1268904 1311960 1314222 1318688 1347920 1396060 1412880 1415316 1465863 1477840 1501968 1530620 1533259 1586130 1607151 1617504 1648360 1675272 1691872 1749280 1752296 1769145 1773408 1812720 1814878 1836744 1877460 1887088 1952160 1954484 1978032 2021880 2094090 2114840 2142868 2190370 2216760 2233696 2295930 2358860 2443105 2448992 2472540 2503280 2537808 2623920 2628444 2678585 2695840 2722317 2792120 2825760 2830632 2931726 2955680 3003936 3061240 3066518 3172260 3214302 3285555 3296720 3350544 3420347 3504592 3538290 3625440 3629756 3673488 3754920 3774176 3908968 3956064 4043760 4188180 4229680 4285736 4380740 4433520 4537195 4591860 4599777 4717720 4886210 4945080 5006560 5075616 5247840 5256888 5357170 5444634 5584240 5661264 5863452 6122480 6133036 6344520 6352073 6428604 6571110 6593440 6701088 6840694 7009184 7076580 7259512 7329315 7346976 7509840 7666295 7817936 8035755 8087520 8376360 8459360 8571472 8761480 8867040 9074390 9183720 9199554 9435440 9772420 9890160 10261041 10513776 10714340 10889268 11168480 11322528 11726904 12244960 12266072 12689040 12704146 12857208 13142220 13611585 13681388 14153160 14519024 14658630 15019680 15332590 15635872 16071510 16752720 17101735 17142944 17522960 18148780 18367440 18399108 18870880 19056219 19544840 19780320 20522082 21027552 21428680 21778536 22998885 23453808 24532144 25378080 25408292 25714416 26284440 27223170 27362776 28306320 29038048 29317260 30665180 31760365 32143020 33505440 34203470 35045920 36297560 36734880 36798216 38112438 39089680 41044164 42857360 43557072 44464511 45997770 46907616 49064288 50816584 51305205 51428832 52568880 54446340 54725552 56612640 58634520 61330360 63520730 64286040 68406940 72595120 73596432 76224876 78179360 82088328 85714720 87114144 88929022 91995540 95281095 101633168 102610410 105137760 108892680 109451104 117269040 122660720 127041460 128572080 133393533 136813880 145190240 147192864 152449752 164176656 177858044 183991080 190562190 203266336 205220820 217785360 222322555 234538080 245321440 254082920 257144160 266787066 273627760 304899504 328353312 355716088 367982160 381124380 410441640 435570720 444645110 508165840 533574132 547255520 609799008 666967665 711432176 735964320 762248760 820883280 889290220 1016331680 1067148264 1333935330 1422864352 1524497520 1641766560 1778580440 2134296528 2667870660 3048995040 3557160880 4268593056 5335741320 7114321760 10671482640 21342965280
• Sum of all divisors σ(n): 88277926464
• Sum of proper divisors (its aliquot sum) s(n): 66934961184
• 21342965280 is an abundant number, because the sum of its proper divisors (66934961184) is greater than itself. Its abundance is 45591995904

Bases of 21342965280

• Binary: 10011111000001000111100111000100000₂
• Hexadecimal: 0x4F823CE20
• Base-36: 9SZ1TEO

Squares and roots of 21342965280

• 21342965280 squared (21342965280²) is 455522166943285478400
• 21342965280 cubed (21342965280³) is 9722193793340905694619389952000
• The square root of 21342965280 is 146092.3176624973
• The cube root of 21342965280 is 2773.8624357757

Scales and comparisons

• 21,342,965,280 seconds is equal to 678 years, 33 weeks, 2 days, 1 hour, 28 minutes.
• To count from 1 to 21,342,965,280 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 21342965280 cubic inches would be around 231.2 feet tall.

Recreational maths with 21342965280

• 21342965280 backwards is 08256924312
• 21342965280 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21342965280's digits is 42
• More coming soon!