27380712645

Names of 27380712645

• Cardinal: 27380712645 can be written as Twenty-seven billion, three hundred eighty million, seven hundred twelve thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 2.7380712645 × 10¹⁰

Factors of 27380712645

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4825

Divisors of 27380712645

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 11 13 15 29 31 33 39 45 55 65 87 93 99 117 143 145 155 165 195 261 279 319 341 377 403 429 435 465 495 585 715 899 957 1023 1131 1209 1287 1305 1395 1595 1705 1885 2015 2145 2697 2871 3069 3393 3627 4147 4433 4495 4733 4785 5115 5655 6045 6435 8091 9889 11687 12441 13299 13485 14199 14355 15345 16965 18135 20735 22165 23665 29667 35061 37323 39897 40455 42597 49445 52063 58435 61529 62205 66495 70995 89001 105183 128557 137257 146723 148335 156189 175305 184587 186615 199485 212985 260315 307645 385671 411771 440169 445005 468567 525915 553761 642785 676819 686285 733615 780945 922935 1157013 1235313 1320507 1509827 1613953 1784341 1907399 1928355 2030457 2058855 2200845 2342835 2768805 3384095 4254967 4529481 4841859 5353023 5722197 5785065 6091371 6176565 6602535 7549135 8069765 8921705 9536995 10152285 12764901 13588443 14525577 16059069 17166591 19627751 20981389 21274835 22647405 24209295 26765115 28610985 30456855 38294703 46804637 55314571 58883253 62944167 63824505 67942215 72627885 80295345 85832955 98138755 104906945 140413911 165943713 176649759 188832501 191473515 234023185 276572855 294416265 314720835 421241733 497831139 608460281 702069555 829718565 883248795 944162505 1825380843 2106208665 2489155695 3042301405 5476142529 9126904215 27380712645
• Sum of all divisors σ(n): 59552962560
• Sum of proper divisors (its aliquot sum) s(n): 32172249915
• 27380712645 is an abundant number, because the sum of its proper divisors (32172249915) is greater than itself. Its abundance is 4791537270

Bases of 27380712645

• Binary: 11001100000000001001000010011000101₂
• Hexadecimal: 0x6600484C5
• Base-36: CKTRP39

Squares and roots of 27380712645

• 27380712645 squared (27380712645²) is 749703424948062896025
• 27380712645 cubed (27380712645³) is 20527414047475234205447037736125
• The square root of 27380712645 is 165471.1837299775
• The cube root of 27380712645 is 3014.0347082673

Scales and comparisons

• 27,380,712,645 seconds is equal to 870 years, 32 weeks, 2 days, 9 hours, 30 minutes, 45 seconds.
• To count from 1 to 27,380,712,645 would take you about one thousand, seven hundred forty-one 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 27380712645 cubic inches would be around 251.2 feet tall.

Recreational maths with 27380712645

• 27380712645 backwards is 54621708372
• 27380712645 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27380712645's digits is 45
• More coming soon!