13157808664

Names of 13157808664

• Cardinal: 13157808664 can be written as Thirteen billion, one hundred fifty-seven million, eight hundred eight thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.3157808664 × 10¹⁰

Factors of 13157808664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1433

Divisors of 13157808664

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 11 13 14 22 26 28 44 52 56 77 88 91 97 104 143 154 169 182 194 286 308 338 364 388 572 616 676 679 728 776 1001 1067 1144 1183 1261 1303 1352 1358 1859 2002 2134 2366 2522 2606 2716 3718 4004 4268 4732 5044 5212 5432 7436 7469 8008 8536 8827 9121 9464 10088 10424 13013 13871 14333 14872 14938 16393 16939 17654 18242 26026 27742 28666 29876 32786 33878 35308 36484 52052 55484 57332 59752 65572 67756 70616 72968 97097 100331 104104 110968 114664 114751 118573 126391 131144 135512 180323 186329 194194 200662 220207 229502 237146 252782 360646 372658 388388 401324 440414 459004 474292 505564 721292 745316 776776 802648 880828 884737 918008 948584 1011128 1262261 1304303 1390301 1442584 1490632 1541449 1643083 1761656 1769474 2422277 2524522 2608606 2780602 3082898 3286166 3538948 4844554 5049044 5217212 5561204 6165796 6572332 7077896 9689108 9732107 10098088 10434424 11122408 11501581 12331592 13144664 16955939 18073913 19378216 19464214 21360079 23003162 33911878 36147826 38928428 42720158 46006324 67823756 72295652 77856856 85440316 92012648 126517391 135647512 144591304 149520553 170880632 234960869 253034782 299041106 469921738 506069564 598082212 939843476 1012139128 1196164424 1644726083 1879686952 3289452166 6578904332 13157808664
• Sum of all divisors σ(n): 33675747840
• Sum of proper divisors (its aliquot sum) s(n): 20517939176
• 13157808664 is an abundant number, because the sum of its proper divisors (20517939176) is greater than itself. Its abundance is 7360130512

Bases of 13157808664

• Binary: 1100010000010001000011101000011000₂
• Hexadecimal: 0x310443A18
• Base-36: 61LTI54

Squares and roots of 13157808664

• 13157808664 squared (13157808664²) is 173127928838433464896
• 13157808664 cubed (13157808664³) is 2277984162050715300596128658944
• The square root of 13157808664 is 114707.4917518467
• The cube root of 13157808664 is 2360.8108307447

Scales and comparisons

• 13,157,808,664 seconds is equal to 418 years, 19 weeks, 4 days, 10 hours, 51 minutes, 4 seconds.
• To count from 1 to 13,157,808,664 would take you about eight hundred thirty-six 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 13157808664 cubic inches would be around 196.7 feet tall.

Recreational maths with 13157808664

• 13157808664 backwards is 46680875131
• The number of decimal digits it has is: 11
• The sum of 13157808664's digits is 49
• More coming soon!