21024147672

Names of 21024147672

• Cardinal: 21024147672 can be written as Twenty-one billion, twenty-four million, one hundred forty-seven thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1024147672 × 10¹⁰

Factors of 21024147672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 330

Divisors of 21024147672

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 19 22 24 27 31 33 36 38 44 54 57 62 66 72 76 83 88 93 99 108 114 124 132 152 166 171 181 186 198 209 216 228 248 249 264 279 297 332 341 342 362 372 396 418 456 498 513 543 558 589 594 627 664 682 684 724 744 747 792 836 837 913 996 1023 1026 1086 1116 1178 1188 1254 1364 1368 1448 1494 1577 1629 1672 1674 1767 1826 1881 1991 1992 2046 2052 2172 2232 2241 2356 2376 2508 2573 2728 2739 2988 3069 3154 3258 3348 3439 3534 3652 3762 3982 4092 4104 4344 4482 4712 4731 4887 5016 5146 5301 5478 5611 5643 5973 5976 6138 6308 6479 6516 6696 6878 7068 7304 7524 7719 7964 8184 8217 8964 9207 9462 9774 10292 10317 10602 10956 11222 11286 11946 12276 12616 12958 13032 13756 14136 14193 15023 15048 15438 15903 15928 16434 16833 17347 17919 17928 18414 18924 19437 19548 20584 20634 21204 21912 22444 22572 23157 23892 24552 24651 25916 27512 28303 28386 30046 30876 30951 31806 32868 33666 34694 35838 36828 37829 37848 38874 39096 41268 42408 42579 44888 45069 45144 46314 47784 48887 49302 50499 51832 52041 53757 56606 56772 58311 60092 61721 61752 61902 63612 65736 67332 69388 69471 71676 73656 75658 77748 82536 84909 85158 90138 92628 92853 97774 98604 100998 104082 106609 107514 113212 113487 113544 116622 120184 123442 123804 127224 134664 135207 138776 138942 143352 146661 151316 151497 155496 156123 165253 169818 170316 174933 180276 185163 185256 185706 195548 197208 201996 208164 213218 215028 226424 226974 233244 246884 247608 254727 270414 277884 285437 293322 302632 302994 312246 319827 330506 339636 340461 340632 349866 360552 370326 371412 391096 403992 405621 416328 426436 430056 439983 453948 465713 466488 468369 493768 495759 509454 537757 540828 555489 555768 570874 586644 605988 624492 639654 661012 679272 680922 699732 740652 742824 764181 811242 852872 856311 879966 907896 931426 936738 959481 991518 1018908 1021383 1075514 1081656 1110978 1141748 1172699 1173288 1211976 1248984 1279308 1319949 1322024 1361844 1397139 1399464 1481304 1487277 1528362 1613271 1622484 1666467 1712622 1759932 1862852 1873476 1918962 1983036 2037816 2042766 2151028 2221956 2283496 2345398 2558616 2568933 2639898 2723688 2794278 2878443 2974554 3056724 3139807 3226542 3244968 3332934 3425244 3518097 3519864 3725704 3746952 3837924 3966072 4085532 4191417 4302056 4443912 4461831 4690796 4839813 5122843 5137866 5279796 5588556 5756886 5949108 6113448 6279614 6453084 6665868 6850488 7036194 7675848 7706799 8171064 8382834 8848547 8923662 9381592 9419421 9679626 10245686 10275732 10554291 10559592 11177112 11513772 11898216 12559228 12574251 12906168 13331736 14072388 14519439 15368529 15413598 16765668 17697094 17847324 18838842 19359252 20491372 20551464 21108582 23027544 25118456 25148502 26545641 28144776 28258263 29038878 30737058 30827196 31662873 33531336 35394188 35694648 37677684 38718504 40982744 42217164 46105587 50297004 53091282 56516526 58077756 61474116 61654392 63325746 70788376 75355368 79636923 84434328 84774789 92211174 97334017 100594008 106182564 113033052 116155512 122948232 126651492 138316761 159273846 169549578 184422348 194668034 212365128 226066104 238910769 253302984 276633522 292002051 318547692 339099156 368844696 389336068 477821538 553267044 584004102 637095384 678198312 778672136 876006153 955643076 1106534088 1168008204 1752012306 1911286152 2336016408 2628018459 3504024612 5256036918 7008049224 10512073836 21024147672
• Sum of all divisors σ(n): 70447104000
• Sum of proper divisors (its aliquot sum) s(n): 49422956328
• 21024147672 is an abundant number, because the sum of its proper divisors (49422956328) is greater than itself. Its abundance is 28398808656

Bases of 21024147672

• Binary: 10011100101001000110000100011011000₂
• Hexadecimal: 0x4E52308D8
• Base-36: 9NP8G60

Squares and roots of 21024147672

• 21024147672 squared (21024147672²) is 442014785334063019584
• 21024147672 cubed (21024147672³) is 9292984120070720775488244008448
• The square root of 21024147672 is 144997.0609081439
• The cube root of 21024147672 is 2759.9812569613

Scales and comparisons

• 21,024,147,672 seconds is equal to 668 years, 26 weeks, 1 day, 1 hour, 1 minute, 12 seconds.
• To count from 1 to 21,024,147,672 would take you about one thousand, three hundred thirty-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 21024147672 cubic inches would be around 230 feet tall.

Recreational maths with 21024147672

• 21024147672 backwards is 27674142012
• 21024147672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21024147672's digits is 36
• More coming soon!