31090993425

Names of 31090993425

• Cardinal: 31090993425 can be written as Thirty-one billion, ninety million, nine hundred ninety-three thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 3.1090993425 × 10¹⁰

Factors of 31090993425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 200

Divisors of 31090993425

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 15 19 25 27 45 57 75 81 95 135 171 173 225 243 285 405 475 513 519 675 729 855 865 1215 1425 1539 1557 2025 2187 2565 2595 3287 3645 4275 4325 4617 4671 6075 7695 7785 9861 10935 12825 12975 13851 14013 16435 18225 23085 23355 29583 29929 38475 38925 41553 42039 49305 54675 69255 70065 82175 88749 89787 115425 116775 126117 147915 149645 207765 210195 246525 266247 269361 346275 350325 378351 443745 448935 568651 630585 739575 748225 798741 808083 1038825 1050975 1331235 1346805 1705953 1891755 2218725 2244675 2396223 2424249 2843255 3152925 3993705 4040415 5117859 6656175 6734025 7188669 7272747 8529765 9458775 11981115 12121245 14216275 15353577 19968525 20202075 21818241 25589295 35943345 36363735 42648825 46060731 59905575 60606225 65454723 76767885 109091205 127946475 138182193 179716725 181818675 230303655 327273615 383839425 414546579 545456025 690910965 1151518275 1243639737 1636368075 2072732895 3454554825 6218198685 10363664475 31090993425
• Sum of all divisors σ(n): 61217460800
• Sum of proper divisors (its aliquot sum) s(n): 30126467375
• 31090993425 is a deficient number, because the sum of its proper divisors (30126467375) is less than itself. Its deficiency is 964526050

Bases of 31090993425

• Binary: 11100111101001010101110100100010001₂
• Hexadecimal: 0x73D2AE911
• Base-36: EA6RW29

Squares and roots of 31090993425

• 31090993425 squared (31090993425²) is 966649872153393230625
• 31090993425 cubed (31090993425³) is 30054104819398239524801383640625
• The square root of 31090993425 is 176326.3832357483
• The cube root of 31090993425 is 3144.4512519871

Scales and comparisons

• 31,090,993,425 seconds is equal to 988 years, 31 weeks, 11 hours, 3 minutes, 45 seconds.
• To count from 1 to 31,090,993,425 would take you about one thousand, nine hundred seventy-seven 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 31090993425 cubic inches would be around 262 feet tall.

Recreational maths with 31090993425

• 31090993425 backwards is 52439909013
• 31090993425 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31090993425's digits is 45
• More coming soon!