421253447672640

Names of 421253447672640

• Cardinal: 421253447672640 can be written as Four hundred twenty-one trillion, two hundred fifty-three billion, four hundred forty-seven million, six hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.2125344767264 × 10¹⁴

Factors of 421253447672640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 531225

Divisors of 421253447672640

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 121 132 160 165 176 192 220 240 242 264 320 330 352 363 440 480 484 528 605 660 704 726 880 960 968 1056 1210 1320 1452 1760 1815 1936 2112 2420 2640 2904 3520 3630 3872 4840 5280 5808 6917 7260 7744 9680 10560 11616 13834 14520 19360 20751 23232 27668 29040 34585 38720 41502 55336 58080 69170 76087 83004 103755 110672 116160 138340 152174 166008 207510 221344 228261 276680 304348 332016 380435 415020 442688 456522 524287 553360 608696 664032 760870 830040 836957 913044 1048574 1106720 1141305 1217392 1328064 1521740 1572861 1660080 1673914 1826088 2097148 2213440 2282610 2434784 2510871 2621435 3043480 3145722 3320160 3347828 3652176 4184785 4194296 4565220 4869568 5021742 5242870 5767157 6086960 6291444 6640320 6695656 7304352 7864305 8369570 8388592 9130440 10043484 10485740 11534314 12173920 12554355 12582888 13391312 14608704 15728610 16739140 16777184 17301471 18260880 20086968 20971480 23068628 24347840 25108710 25165776 26782624 28835785 31457220 33478280 33554368 34602942 36521760 40173936 41942960 46137256 50217420 50331552 53565248 57671570 62914440 63438727 66956560 69205884 73043520 80347872 83885920 86507355 92274512 100434840 100663104 115343140 125828880 126877454 133913120 138411768 160695744 167771840 173014710 184549024 190316181 200869680 230686280 251657760 253754908 267826240 276823536 317193635 346029420 369098048 380632362 401739360 461372560 503315520 507509816 553647072 634387270 692058840 761264724 803478720 922745120 951580905 1015019632 1107294144 1268774540 1384117680 1522529448 1845490240 1903161810 2030039264 2537549080 2768235360 3045058896 3626493179 3806323620 4060078528 5075098160 5536470720 6090117792 7252986358 7612647240 10150196320 10879479537 12180235584 14505972716 15225294480 18132465895 20300392640 21758959074 29011945432 30450588960 36264931790 39891424969 43517918148 54397397685 58023890864 60901177920 72529863580 79782849938 87035836296 108794795370 116047781728 119674274907 145059727160 159565699876 174071672592 199457124845 217589590740 232095563456 239348549814 290119454320 319131399752 348143345184 398914249690 435179181480 438805674659 478697099628 580238908640 598371374535 638262799504 696286690368 797828499380 870358362960 877611349318 957394199256 1160477817280 1196742749070 1276525599008 1316417023977 1595656998760 1740716725920 1755222698636 1914788398512 2194028373295 2393485498140 2553051198016 2632834047954 3191313997520 3481433451840 3510445397272 3829576797024 4388056746590 4786970996280 5265668095908 6382627995040 6582085119885 7020890794544 7659153594048 8776113493180 9573941992560 10531336191816 12765255990080 13164170239770 14041781589088 17552226986360 19147883985120 21062672383632 26328340479540 28083563178176 35104453972720 38295767970240 42125344767264 52656680959080 70208907945440 84250689534528 105313361918160 140417815890880 210626723836320 421253447672640
• Sum of all divisors σ(n): 1470337652883456
• Sum of proper divisors (its aliquot sum) s(n): 1049084205210816
• 421253447672640 is an abundant number, because the sum of its proper divisors (1049084205210816) is greater than itself. Its abundance is 627830757538176

Bases of 421253447672640

• Binary: 1011111110010000010110110000110111110001101000000₂
• Hexadecimal: 0x17F20B61BE340
• Base-36: 45BL5UAW5C

Squares and roots of 421253447672640

• 421253447672640 squared (421253447672640²) is 177454467176085646632604569600
• 421253447672640 cubed (421253447672640³) is 74753306102837407412530866882906548895744000
• The square root of 421253447672640 is 20524459.7413096357
• The cube root of 421253447672640 is 74963.1491660021

Scales and comparisons

• 421,253,447,672,640 seconds is equal to 13,394,556 years, 31 weeks, 6 days, 7 hours, 44 minutes.
• To count from 1 to 421,253,447,672,640 would take you about thirty-three million, four hundred eighty-six thousand, three hundred ninety-one 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 421253447672640 cubic inches would be around 6246.9 feet tall.

Recreational maths with 421253447672640

• 421253447672640 backwards is 046276744352124
• The number of decimal digits it has is: 15
• The sum of 421253447672640's digits is 57
• More coming soon!