13213638828

Names of 13213638828

• Cardinal: 13213638828 can be written as Thirteen billion, two hundred thirteen million, six hundred thirty-eight thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3213638828 × 10¹⁰

Factors of 13213638828

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1191

Divisors of 13213638828

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 23 26 36 39 46 52 69 78 89 92 117 138 156 169 178 207 234 267 276 299 338 356 414 468 507 534 598 676 801 828 897 1014 1061 1068 1157 1196 1521 1602 1794 2028 2047 2122 2314 2691 3042 3183 3204 3471 3588 3887 4094 4244 4628 5382 6084 6141 6366 6942 7774 8188 9549 10413 10764 11661 12282 12732 13793 13884 15041 15548 18423 19098 20826 23322 24403 24564 26611 27586 30082 34983 36846 38196 41379 41652 45123 46644 48806 53222 55172 60164 69966 73209 73692 79833 82758 90246 94429 97612 106444 124137 135369 139932 146418 159666 165516 179309 180492 188858 219627 239499 248274 270738 283287 292836 317239 319332 345943 358618 377716 439254 478998 496548 537927 541476 566574 634478 691886 717236 849861 878508 951717 957996 1037829 1075854 1133148 1227577 1268956 1383772 1613781 1699722 1903434 2075658 2151708 2171867 2455154 2855151 3113487 3227562 3399444 3682731 3806868 4124107 4151316 4343734 4910308 5710302 6226974 6455124 6515601 7365462 8248214 8687468 11048193 11420604 12372321 12453948 13031202 14730924 15958501 16496428 19546803 22096386 24744642 26062404 28234271 31917002 37116963 39093606 44192772 47875503 49489284 56468542 63834004 74233926 78187212 84702813 95751006 112937084 143626509 148467852 169405626 191502012 254108439 287253018 338811252 367045523 508216878 574506036 734091046 1016433756 1101136569 1468182092 2202273138 3303409707 4404546276 6606819414 13213638828
• Sum of all divisors σ(n): 38200649760
• Sum of proper divisors (its aliquot sum) s(n): 24987010932
• 13213638828 is an abundant number, because the sum of its proper divisors (24987010932) is greater than itself. Its abundance is 11773372104

Bases of 13213638828

• Binary: 1100010011100110000010000010101100₂
• Hexadecimal: 0x3139820AC
• Base-36: 62J24Z0

Squares and roots of 13213638828

• 13213638828 squared (13213638828²) is 174600251076829213584
• 13213638828 cubed (13213638828³) is 2307104657007339307738247439552
• The square root of 13213638828 is 114950.5929867263
• The cube root of 13213638828 is 2364.1451872145

Scales and comparisons

• 13,213,638,828 seconds is equal to 420 years, 7 weeks, 6 days, 15 hours, 13 minutes, 48 seconds.
• To count from 1 to 13,213,638,828 would take you about eight hundred forty 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 13213638828 cubic inches would be around 197 feet tall.

Recreational maths with 13213638828

• 13213638828 backwards is 82883631231
• The number of decimal digits it has is: 11
• The sum of 13213638828's digits is 45
• More coming soon!