21142169136

Names of 21142169136

• Cardinal: 21142169136 can be written as Twenty-one billion, one hundred forty-two million, one hundred sixty-nine thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 2.1142169136 × 10¹⁰

Factors of 21142169136

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 126

Divisors of 21142169136

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 19 22 24 31 33 34 36 38 43 44 48 51 57 62 66 68 72 76 86 88 93 99 102 114 124 129 132 136 144 152 153 171 172 176 186 187 198 204 209 228 248 258 264 272 279 304 306 323 341 342 344 372 374 387 396 408 418 456 473 496 516 527 528 558 561 589 612 627 646 682 684 688 731 744 748 774 792 816 817 836 912 946 961 969 1023 1032 1054 1116 1122 1178 1224 1254 1292 1333 1364 1368 1419 1462 1488 1496 1548 1581 1584 1634 1672 1683 1767 1881 1892 1922 1938 2046 2064 2108 2193 2232 2244 2356 2448 2451 2508 2584 2666 2728 2736 2838 2883 2907 2924 2992 3069 3096 3162 3268 3344 3366 3534 3553 3762 3784 3844 3876 3999 4092 4216 4257 4386 4464 4488 4712 4743 4902 5016 5168 5301 5332 5456 5676 5766 5797 5814 5848 6138 6192 6324 6479 6536 6579 6732 7068 7106 7353 7524 7568 7688 7752 7998 8041 8184 8432 8514 8649 8772 8976 8987 9424 9486 9804 10013 10032 10571 10602 10659 10664 11352 11532 11594 11628 11696 11997 12276 12648 12958 13072 13158 13464 13889 14136 14212 14663 14706 15048 15376 15504 15996 16082 16337 16368 17028 17298 17391 17544 17974 18259 18972 19437 19608 20026 21142 21204 21318 21328 22661 22704 23064 23188 23256 23994 24123 24552 25296 25327 25916 26316 26928 26961 27778 28272 28424 29326 29412 30039 30096 31713 31977 31992 32164 32674 34056 34596 34782 35088 35948 36518 37944 38874 39216 40052 41323 41667 42284 42408 42636 43989 45322 46128 46376 46512 47988 48246 49011 49104 50654 51832 52173 52632 53922 54777 55556 56848 58311 58652 58824 60078 63426 63954 63984 64328 65348 67983 68112 69192 69564 71896 72369 73036 75888 75981 77748 80104 80883 82646 83334 84568 84816 85272 87978 90117 90644 92752 95139 95976 96492 98022 101308 103664 104346 105264 107844 109554 110143 111112 116622 117304 117648 120156 123969 125001 126852 127908 128656 130696 131967 135966 138384 139128 143792 144738 146072 147033 151962 152779 155496 160208 161766 164331 165292 166668 169136 170544 175956 179707 180234 181288 190278 191952 192984 196044 200849 202616 203949 208692 215688 219108 220286 222224 227943 233244 234608 240312 247938 249271 250002 253704 255816 261392 263934 271932 278256 278597 289476 292144 294066 303924 305558 310403 310992 323532 328662 330429 330584 333336 351912 359414 360468 362576 371907 380556 385968 392088 401698 405232 407898 417384 430559 431376 438216 440572 454553 455886 458337 466488 480624 495876 498542 500004 507408 511632 527868 539121 543864 557194 578952 588132 602547 607848 611116 620806 647064 657324 660858 661168 666672 702491 703824 718828 720936 743814 747813 761112 784176 785137 803396 815796 834768 835791 861118 876432 881144 909106 911772 916674 931209 932976 991287 991752 997084 1000008 1055736 1078242 1087728 1114388 1157904 1176264 1205094 1215696 1222232 1241612 1291677 1294128 1314648 1321716 1363659 1375011 1404982 1437656 1441872 1487628 1495626 1522224 1570274 1606792 1617363 1631592 1671582 1722236 1762288 1807641 1818212 1823544 1833348 1862418 1982574 1983504 1994168 2000016 2107473 2111472 2156484 2228776 2243439 2352528 2355411 2410188 2444464 2483224 2507373 2583354 2629296 2643432 2727318 2750022 2793627 2809964 2875312 2975256 2991252 3140548 3213584 3234726 3263184 3343164 3414433 3444472 3615282 3636424 3647088 3666696 3724836 3875031 3965148 3988336 4090977 4214946 4312968 4457552 4486878 4710822 4736149 4820376 4966448 5014746 5166708 5286864 5454636 5500044 5587254 5619928 5950512 5982504 6281096 6322419 6469452 6686328 6828866 6888944 7066233 7230564 7272848 7333392 7449672 7727401 7750062 7930296 8181954 8429892 8625936 8636507 8973756 9421644 9472298 9640752 10029492 10243299 10333416 10909272 11000088 11174508 11239856 11965008 12562192 12644838 12938904 13347329 13372656 13657732 14132466 14208447 14461128 14899344 15454802 15500124 15860592 16363908 16859784 17273014 17947512 18843288 18944596 20058984 20486598 20666832 21818544 22000176 22349016 23182203 25289676 25877808 25909521 26694658 27315464 28264932 28416894 28922256 30729897 30909604 31000248 32727816 33719568 34546028 35895024 37686576 37889192 40041987 40117968 40973196 42625341 44698032 46364406 50579352 51819042 53389316 54630928 56529864 56833788 61459794 61819208 62000496 65455632 69092056 69546609 75778384 77728563 80083974 81946392 85250682 92728812 101158704 103638084 106778632 113059728 113667576 120125961 122919588 123638416 138184112 139093218 146820619 155457126 160167948 163892784 170501364 185457624 207276168 213557264 227335152 240251922 245839176 278186436 293641238 310914252 320335896 341002728 370915248 414552336 440461857 480503844 491678352 556372872 587282476 621828504 640671792 682005456 880923714 961007688 1112745744 1174564952 1243657008 1321385571 1761847428 1922015376 2349129904 2642771142 3523694856 5285542284 7047389712 10571084568 21142169136
• Sum of all divisors σ(n): 76066024320
• Sum of proper divisors (its aliquot sum) s(n): 54923855184
• 21142169136 is an abundant number, because the sum of its proper divisors (54923855184) is greater than itself. Its abundance is 33781686048

Bases of 21142169136

• Binary: 10011101100001010111110011000110000₂
• Hexadecimal: 0x4EC2BE630
• Base-36: 9PNI240

Squares and roots of 21142169136

• 21142169136 squared (21142169136²) is 446991315775230986496
• 21142169136 cubed (21142169136³) is 9450366000443118475966563987456
• The square root of 21142169136 is 145403.4701649175
• The cube root of 21142169136 is 2765.1361136009

Scales and comparisons

• 21,142,169,136 seconds is equal to 672 years, 13 weeks, 2 days, 45 minutes, 36 seconds.
• To count from 1 to 21,142,169,136 would take you about one thousand, three hundred forty-four 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 21142169136 cubic inches would be around 230.4 feet tall.

Recreational maths with 21142169136

• 21142169136 backwards is 63196124112
• 21142169136 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21142169136's digits is 36
• More coming soon!