21231024210

Names of 21231024210

• Cardinal: 21231024210 can be written as Twenty-one billion, two hundred thirty-one million, twenty-four thousand, two hundred ten.

Scientific notation

• Scientific notation: 2.123102421 × 10¹⁰

Factors of 21231024210

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 205

Divisors of 21231024210

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 71 81 90 99 110 113 121 135 142 162 165 198 213 226 242 243 270 297 330 339 355 363 405 426 486 495 565 594 605 639 678 710 726 729 781 810 891 990 1017 1065 1089 1130 1210 1215 1243 1278 1458 1485 1562 1695 1782 1815 1917 2034 2130 2178 2187 2343 2430 2486 2673 2970 3051 3195 3267 3390 3630 3645 3729 3834 3905 4374 4455 4686 5085 5346 5445 5751 6102 6215 6390 6534 7029 7290 7458 7810 8019 8023 8591 8910 9153 9585 9801 10170 10890 10935 11187 11502 11715 12430 13365 13673 14058 15255 16038 16046 16335 17182 17253 18306 18645 19170 19602 21087 21870 22374 23430 24057 24069 25773 26730 27346 27459 28755 29403 30510 32670 33561 34506 35145 37290 40095 40115 41019 42174 42955 45765 48114 48138 49005 51546 51759 54918 55935 57510 58806 63261 67122 68365 70290 72207 77319 80190 80230 82038 82377 85910 86265 88209 88253 91530 98010 100683 103518 105435 111870 120285 120345 123057 126522 128865 136730 137295 144414 147015 154638 155277 164754 167805 172530 176418 176506 189783 201366 205095 210870 216621 231957 240570 240690 246114 247131 257730 258795 264627 264759 274590 294030 302049 310554 316305 335610 361035 369171 379566 386595 410190 411885 433242 441045 441265 463914 494262 503415 517590 529254 529518 569349 604098 615285 632610 649863 695871 722070 738342 773190 776385 794277 823770 882090 882530 906147 948915 970783 1006830 1083105 1107513 1138698 1159785 1230570 1235655 1299726 1323135 1323795 1391742 1510245 1552770 1588554 1708047 1812294 1845855 1897830 1941566 1949589 2087613 2166210 2215026 2319570 2382831 2471310 2646270 2647590 2718441 2846745 2912349 3020490 3249315 3322539 3416094 3479355 3691710 3899178 3971385 4175226 4530735 4765662 4853915 5436882 5537565 5693490 5824698 5848767 6262839 6498630 6645078 6958710 7148493 7942770 8540235 8737047 9061470 9707830 9747945 9967617 10438065 11075130 11697534 11914155 12525678 13592205 14296986 14561745 16612695 17080470 17474094 17546301 18788517 19495890 19935234 20876130 21445479 23828310 26211141 27184410 29123490 29243835 29902851 31314195 33225390 35092602 35742465 37577034 42890958 43685235 49838085 52422282 58487670 59805702 62628390 64336437 71484930 78633423 87370470 87731505 93942585 99676170 107227395 128672874 131055705 149514255 157266846 175463010 187885170 193009311 214454790 235900269 262111410 299028510 321682185 386018622 393167115 471800538 643364370 707700807 786334230 965046555 1179501345 1415401614 1930093110 2123102421 2359002690 3538504035 4246204842 7077008070 10615512105 21231024210
• Sum of all divisors σ(n): 64451842560
• Sum of proper divisors (its aliquot sum) s(n): 43220818350
• 21231024210 is an abundant number, because the sum of its proper divisors (43220818350) is greater than itself. Its abundance is 21989794140

Bases of 21231024210

• Binary: 10011110001011101111011100001010010₂
• Hexadecimal: 0x4F177B852
• Base-36: 9R4EJ4I

Squares and roots of 21231024210

• 21231024210 squared (21231024210²) is 450756389005606124100
• 21231024210 cubed (21231024210³) is 9570019807790201446491364461000
• The square root of 21231024210 is 145708.6964117105
• The cube root of 21231024210 is 2769.0044170277

Scales and comparisons

• 21,231,024,210 seconds is equal to 675 years, 4 weeks, 1 day, 10 hours, 43 minutes, 30 seconds.
• To count from 1 to 21,231,024,210 would take you about one thousand, three hundred fifty 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 21231024210 cubic inches would be around 230.8 feet tall.

Recreational maths with 21231024210

• 21231024210 backwards is 01242013212
• 21231024210 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21231024210's digits is 18
• More coming soon!