90315807309

Names of 90315807309

• Cardinal: 90315807309 can be written as Ninety billion, three hundred fifteen million, eight hundred seven thousand, three hundred nine.

Scientific notation

• Scientific notation: 9.0315807309 × 10¹⁰

Factors of 90315807309

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 151

Divisors of 90315807309

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 13 21 31 39 49 63 91 93 97 117 147 169 217 273 279 291 403 441 507 637 651 679 819 873 961 1183 1209 1261 1519 1521 1911 1953 2037 2197 2821 2883 3007 3549 3627 3783 4557 4753 5239 5733 6111 6591 6727 8281 8463 8649 8827 9021 10647 11349 12493 13671 14259 15379 15717 16393 19747 19773 20181 21049 24843 25389 26481 27063 36673 37479 39091 42777 46137 47089 47151 49179 59241 60543 61789 63147 68107 74529 79443 87451 93217 107653 110019 112437 114751 117273 138411 141267 147343 147537 162409 177723 185367 189441 204321 213109 256711 262353 273637 279651 322959 330057 344253 351819 423801 442029 476749 487227 508183 556101 612157 612963 639327 652519 770133 787059 803257 820911 838953 968877 1032759 1136863 1211821 1326087 1430247 1461681 1491763 1524549 1836471 1915459 1917981 1957557 2111317 2310399 2409771 2462733 3337243 3410589 3557281 3635463 4290741 4475289 4567633 4573647 5509413 5746377 5872671 6333951 6606379 7229313 7958041 8482747 10011729 10231767 10442341 10671843 10906389 13425867 13702899 14779219 15753673 17239131 19001853 19819137 23874123 24900967 25448241 30035187 31327023 32015529 41108697 44337657 46244653 47261019 59379229 59457411 71622369 74702901 76344723 93981069 103454533 110275711 133012971 138733959 141783057 178137687 204797749 224108703 310363599 323712571 330827133 416201877 534413061 614393247 771929977 931090797 971137713 992481399 1433584243 1843179741 2315789931 2913413139 4300752729 6947369793 10035089701 12902258187 30105269103 90315807309
• Sum of all divisors σ(n): 171621024120
• Sum of proper divisors (its aliquot sum) s(n): 81305216811
• 90315807309 is a deficient number, because the sum of its proper divisors (81305216811) is less than itself. Its deficiency is 9010590498

Bases of 90315807309

• Binary: 1010100000111001111011101101001001101₂
• Hexadecimal: 0x15073DDA4D
• Base-36: 15HNP6X9

Squares and roots of 90315807309

• 90315807309 squared (90315807309²) is 8156945049876417821481
• 90315807309 cubed (90315807309³) is 736701077354739946228051557004629
• The square root of 90315807309 is 300525.8845906621
• The cube root of 90315807309 is 4486.6403325729

Scales and comparisons

• 90,315,807,309 seconds is equal to 2,871 years, 39 weeks, 4 days, 20 hours, 15 minutes, 9 seconds.
• To count from 1 to 90,315,807,309 would take you about five thousand, seven hundred forty-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 90315807309 cubic inches would be around 373.9 feet tall.

Recreational maths with 90315807309

• 90315807309 backwards is 90370851309
• The number of decimal digits it has is: 11
• The sum of 90315807309's digits is 45
• More coming soon!