1313693920

Names of 1313693920

• Cardinal: 1313693920 can be written as One billion, three hundred thirteen million, six hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.31369392 × 10⁹

Factors of 1313693920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 15258

Divisors of 1313693920

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 70 77 80 88 98 110 112 140 154 160 176 196 220 224 245 280 308 352 385 392 440 490 539 560 616 770 784 880 980 1078 1120 1232 1540 1568 1760 1960 2156 2464 2695 3080 3920 4312 5390 6160 7840 8624 10780 12320 15233 17248 21560 30466 43120 60932 76165 86240 106631 121864 152330 167563 213262 243728 304660 335126 426524 487456 533155 609320 670252 746417 837815 853048 1066310 1172941 1218640 1340504 1492834 1675630 1706096 2132620 2345882 2437280 2681008 2985668 3351260 3412192 3732085 4265240 4691764 5362016 5864705 5971336 6702520 7464170 8210587 8530480 9383528 11729410 11942672 13405040 14928340 16421174 17060960 18767056 23458820 23885344 26810080 29856680 32842348 37534112 41052935 46917640 59713360 65684696 82105870 93835280 119426720 131369392 164211740 187670560 262738784 328423480 656846960 1313693920
• Sum of all divisors σ(n): 3938781168
• Sum of proper divisors (its aliquot sum) s(n): 2625087248
• 1313693920 is an abundant number, because the sum of its proper divisors (2625087248) is greater than itself. Its abundance is 1311393328

Bases of 1313693920

• Binary: 1001110010011010110000011100000₂
• Hexadecimal: 0x4E4D60E0
• Base-36: LQ50PS

Squares and roots of 1313693920

• 1313693920 squared (1313693920²) is 1725791715444966400
• 1313693920 cubed (1313693920³) is 2267162083766422454284288000
• The square root of 1313693920 is 36244.9157813893
• The cube root of 1313693920 is 1095.2116713737

Scales and comparisons

• 1,313,693,920 seconds is equal to 41 years, 40 weeks, 18 hours, 58 minutes, 40 seconds.
• To count from 1 to 1,313,693,920 would take you about eighty-three 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 1313693920 cubic inches would be around 91.3 feet tall.

Recreational maths with 1313693920

• 1313693920 backwards is 0293963131
• The number of decimal digits it has is: 10
• The sum of 1313693920's digits is 37
• More coming soon!