400646421755216

Names of 400646421755216

• Cardinal: 400646421755216 can be written as Four hundred trillion, six hundred forty-six billion, four hundred twenty-one million, seven hundred fifty-five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 4.00646421755216 × 10¹⁴

Factors of 400646421755216

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1353948

Divisors of 400646421755216

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 31 52 56 62 79 83 91 104 112 124 158 166 182 208 217 248 316 332 364 403 434 496 553 581 632 664 728 806 868 1027 1079 1106 1162 1264 1328 1456 1612 1736 2054 2158 2212 2324 2449 2573 2821 3224 3472 4108 4316 4424 4648 4898 5146 5642 6448 6557 7189 7553 8216 8632 8848 9296 9796 10292 11284 13114 14378 15106 16432 17143 17264 18011 19592 20584 22568 26228 28756 30212 31837 33449 34286 36022 39184 41168 45136 45899 52456 57512 60424 63674 66898 68572 72044 85241 91798 104912 115024 120848 127348 133796 137144 144088 170482 183596 203267 222859 234143 254696 267592 274288 288176 340964 367192 406534 445718 468286 509392 535184 596687 681928 734384 813068 891436 936572 1193374 1353733 1363856 1422869 1626136 1782872 1873144 2386748 2642471 2707466 2845738 3252272 3565744 3746288 4773496 5284942 5414932 5691476 9476131 9546992 10569884 10829864 11382952 17598529 18497297 18952262 21139768 21659728 22765904 35197058 36994594 37904524 41965723 42279536 70394116 73989188 75809048 83931446 106944907 112359839 123189703 140788232 147978376 151618096 167862892 213889814 224719678 246379406 281576464 293760061 295956752 335725784 427779628 449439356 492758812 545554399 587520122 671451568 748614349 786518873 855559256 898878712 985517624 1091108798 1175040244 1390283791 1460677907 1497228698 1573037746 1711118512 1797757424 1971035248 2182217596 2350080488 2780567582 2921355814 2994457396 3146075492 3315292117 3483155009 3818880793 4364435192 4700160976 5561135164 5842711628 5988914792 6292150984 6630584234 6966310018 7637761586 8728870384 8876427281 9731986537 10224745349 11122270328 11685423256 11977829584 12584301968 13261168468 13932620036 15275523172 17752854562 19463973074 20449490698 22244540656 23207044819 23370846512 24382085063 26522336936 27865240072 30551046344 35505709124 38927946148 40898981396 43098797521 45281015117 46414089638 48764170126 53044673872 55730480144 61102092688 62134990967 71011418248 77855892296 81797962792 86197595042 90562030234 92828179276 97528340252 115393554653 124269981934 142022836496 155711784592 163595925584 172395190084 181124060468 185656358552 195056680504 230787109306 248539963868 275169245711 301691582647 316967105819 344790380168 362248120936 371312717104 390113361008 461574218612 497079927736 550338491422 603383165294 633934211638 689580760336 724496241872 807754882571 923148437224 994159855472 1100676982844 1206766330588 1267868423276 1615509765142 1846296874448 1926184719977 2201353965688 2413532661176 2535736846552 3231019530284 3577200194243 3852369439954 4402707931376 4827065322352 5071473693104 6462039060568 7154400388486 7704738879908 12924078121136 14308800776972 15409477759816 25040401359701 28617601553944 30818955519632 50080802719402 57235203107888 100161605438804 200323210877608 400646421755216
• Sum of all divisors σ(n): 1010723362897920
• Sum of proper divisors (its aliquot sum) s(n): 610076941142704
• 400646421755216 is an abundant number, because the sum of its proper divisors (610076941142704) is greater than itself. Its abundance is 209430519387488

Bases of 400646421755216

• Binary: 1011011000110001011000011101001100011010101010000₂
• Hexadecimal: 0x16C62C3A63550
• Base-36: 3Y0MFB4N68

Squares and roots of 400646421755216

• 400646421755216 squared (400646421755216²) is 160517555265258416534223206656
• 400646421755216 cubed (400646421755216³) is 64310784145920916241771152063179691413917696
• The square root of 400646421755216 is 20016154.0200712883
• The cube root of 400646421755216 is 73720.2992463683

Scales and comparisons

• 400,646,421,755,216 seconds is equal to 12,739,316 years, 48 weeks, 2 days, 21 hours, 46 minutes, 56 seconds.
• To count from 1 to 400,646,421,755,216 would take you about thirty-one million, eight hundred forty-eight thousand, two hundred ninety-two 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 400646421755216 cubic inches would be around 6143.4 feet tall.

Recreational maths with 400646421755216

• 400646421755216 backwards is 612557124646004
• The number of decimal digits it has is: 15
• The sum of 400646421755216's digits is 53
• More coming soon!