421007428072

Names of 421007428072

• Cardinal: 421007428072 can be written as Four hundred twenty-one billion, seven million, four hundred twenty-eight thousand and seventy-two.

Scientific notation

• Scientific notation: 4.21007428072 × 10¹¹

Factors of 421007428072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6106

Divisors of 421007428072

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 11 14 19 22 28 38 44 49 56 76 77 88 98 121 133 152 154 196 209 242 266 308 343 392 418 484 532 539 616 686 836 847 931 968 1064 1078 1331 1372 1463 1672 1694 1862 2156 2299 2662 2744 2926 3388 3724 3773 4312 4598 5324 5852 5929 6067 6517 6776 7448 7546 9196 9317 10241 10648 11704 11858 12134 13034 15092 16093 18392 18634 20482 23716 24268 25289 26068 30184 32186 37268 40964 41503 42469 47432 48536 50578 52136 64372 65219 66737 71687 74536 81928 83006 84938 101156 112651 115273 128744 130438 133474 143374 166012 169876 177023 202312 225302 230546 260876 266948 286748 297283 332024 339752 354046 450604 456533 461092 467159 521752 533896 573496 594566 708092 734107 788557 806911 901208 913066 922184 934318 1189132 1239161 1268003 1416184 1468214 1577114 1613822 1826132 1868636 2080981 2378264 2478322 2536006 2936428 3154228 3227644 3270113 3652264 3737272 4161962 4956644 5072012 5138749 5648377 5872856 6308456 6455288 6540226 8075177 8323924 8674127 8876021 9913288 10144024 10277498 11296754 13080452 13948033 16150354 16647848 17348254 17752042 20554996 22593508 22890791 26160904 27896066 32300708 34696508 35504084 35971243 39538639 41109992 45187016 45781582 55792132 56526239 62132147 64601416 69393016 71008168 71942486 79077278 91563164 97636231 111584264 113052478 124264294 143884972 153428363 158154556 183126328 195272462 226104956 248528588 251798701 287769944 306856726 316309112 390544924 395683673 434925029 452209912 497057176 503597402 613713452 683453617 781089848 791367346 869850058 1007194804 1073998541 1227426904 1366907234 1582734692 1739700116 2014389608 2147997082 2733814468 2769785711 3165469384 3479400232 4295994164 4784175319 5467628936 5539571422 7517989787 8591988328 9568350638 11079142844 15035979574 19136701276 22158285688 30071959148 38273402552 52625928509 60143918296 105251857018 210503714036 421007428072
• Sum of all divisors σ(n): 1066026240000
• Sum of proper divisors (its aliquot sum) s(n): 645018811928
• 421007428072 is an abundant number, because the sum of its proper divisors (645018811928) is greater than itself. Its abundance is 224011383856

Bases of 421007428072

• Binary: 110001000000101111111111000100111101000₂
• Hexadecimal: 0x6205FF89E8
• Base-36: 5DEOYAJS

Squares and roots of 421007428072

• 421007428072 squared (421007428072²) is 177247254491800253637184
• 421007428072 cubed (421007428072³) is 74622410746416074196948099264629248
• The square root of 421007428072 is 648850.8519467319
• The cube root of 421007428072 is 7494.8553047743

Scales and comparisons

• 421,007,428,072 seconds is equal to 13,386 years, 38 weeks, 1 day, 3 hours, 47 minutes, 52 seconds.
• To count from 1 to 421,007,428,072 would take you about twenty-six thousand, seven hundred seventy-three 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 421007428072 cubic inches would be around 624.6 feet tall.

Recreational maths with 421007428072

• 421007428072 backwards is 270824700124
• The number of decimal digits it has is: 12
• The sum of 421007428072's digits is 37
• More coming soon!