13215737007

Names of 13215737007

• Cardinal: 13215737007 can be written as Thirteen billion, two hundred fifteen million, seven hundred thirty-seven thousand and seven.

Scientific notation

• Scientific notation: 1.3215737007 × 10¹⁰

Factors of 13215737007

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 224

Divisors of 13215737007

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 9 11 27 31 33 81 93 99 121 179 243 279 297 341 363 537 729 837 891 1023 1089 1611 1969 2187 2511 2673 3069 3267 3751 4833 5549 5907 6561 7533 8019 9207 9801 11253 14499 16647 17721 19683 21659 22599 24057 27621 29403 33759 43497 49941 53163 61039 64977 67797 72171 82863 88209 101277 130491 149823 159489 183117 194931 203391 216513 248589 264627 303831 391473 449469 478467 549351 584793 610173 671429 745767 793881 911493 1174419 1348407 1435401 1648053 1754379 2014287 2237301 2381643 2734479 3523257 4045221 4306203 4944159 5263137 6042861 6711903 8203437 12135663 12918609 14832477 15789411 18128583 24610311 36406989 38755827 44497431 47368233 54385749 73830933 109220967 133492293 142104699 163157247 400476879 426314097 489471741 1201430637 1468415223 4405245669 13215737007
• Sum of all divisors σ(n): 22617745920
• Sum of proper divisors (its aliquot sum) s(n): 9402008913
• 13215737007 is a deficient number, because the sum of its proper divisors (9402008913) is less than itself. Its deficiency is 3813728094

Bases of 13215737007

• Binary: 1100010011101110000010010010101111₂
• Hexadecimal: 0x313B824AF
• Base-36: 62KB3XR

Squares and roots of 13215737007

• 13215737007 squared (13215737007²) is 174655704638189318049
• 13215737007 cubed (13215737007³) is 2308203859270580116012262339343
• The square root of 13215737007 is 114959.7190628091
• The cube root of 13215737007 is 2364.2703139193

Scales and comparisons

• 13,215,737,007 seconds is equal to 420 years, 11 weeks, 2 days, 22 hours, 3 minutes, 27 seconds.
• To count from 1 to 13,215,737,007 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 13215737007 cubic inches would be around 197 feet tall.

Recreational maths with 13215737007

• 13215737007 backwards is 70073751231
• The number of decimal digits it has is: 11
• The sum of 13215737007's digits is 36
• More coming soon!