813455424742664

Names of 813455424742664

• Cardinal: 813455424742664 can be written as Eight hundred thirteen trillion, four hundred fifty-five billion, four hundred twenty-four million, seven hundred forty-two thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 8.13455424742664 × 10¹⁴

Factors of 813455424742664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 721

Divisors of 813455424742664

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 11 22 31 44 62 88 124 248 341 677 682 961 1354 1364 1922 2708 2728 3844 5416 7447 7688 10571 14894 20987 21142 29788 29791 41974 42284 59576 59582 83948 84568 119164 167896 230857 238328 327701 458329 461714 650597 655402 916658 923428 1301194 1310804 1833316 1846856 2602388 2621608 3666632 5041619 5204776 7156567 10083238 14208199 14313134 20166476 20168507 28416398 28626268 40332952 40337014 56832796 57252536 80674028 113665592 156290189 161348056 221853577 310288733 312580378 440454169 443707154 620577466 625160756 880908338 887414308 1241154932 1250321512 1761816676 1774828616 2482309864 3413176063 3523633352 4844995859 6826352126 9618950723 9689991718 13652704252 13654079239 19237901446 19379983436 27305408504 27308158478 38475802892 38759966872 54616316956 76951605784 105808457953 109232633912 150194871629 211616915906 298187472413 300389743258 423233831812 596374944826 600779486516 846467663624 1192749889652 1201558973032 2385499779304 3280062196543 6560124393086 9243811644803 13120248786172 18487623289606 26240497572344 36975246579212 73950493158424 101681928092833 203363856185666 406727712371332 813455424742664
• Sum of all divisors σ(n): 1721890517068800
• Sum of proper divisors (its aliquot sum) s(n): 908435092326136
• 813455424742664 is an abundant number, because the sum of its proper divisors (908435092326136) is greater than itself. Its abundance is 94979667583472

Bases of 813455424742664

• Binary: 10111000111101010101011001101000011110010100001000₂
• Hexadecimal: 0x2E3D559A1E508
• Base-36: 80CG9H3F9K

Squares and roots of 813455424742664

• 813455424742664 squared (813455424742664²) is 661709728043267894570621816896
• 813455424742664 cubed (813455424742664³) is 538271367881789168991057975660182324927250944
• The square root of 813455424742664 is 28521139.9621870655
• The cube root of 813455424742664 is 93349.3403215565

Scales and comparisons

• 813,455,424,742,664 seconds is equal to 25,865,366 years, 16 weeks, 5 days, 22 hours, 17 minutes, 44 seconds.
• To count from 1 to 813,455,424,742,664 would take you about sixty-four million, six hundred sixty-three thousand, four hundred fifteen 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 813455424742664 cubic inches would be around 7779.1 feet tall.

Recreational maths with 813455424742664

• 813455424742664 backwards is 466247424554318
• The number of decimal digits it has is: 15
• The sum of 813455424742664's digits is 65
• More coming soon!