1385972525

Names of 1385972525

• Cardinal: 1385972525 can be written as One billion, three hundred eighty-five million, nine hundred seventy-two thousand, five hundred twenty-five.

Scientific notation

• Scientific notation: 1.385972525 × 10⁹

Factors of 1385972525

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 250

Divisors of 1385972525

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 23 25 35 53 73 89 115 161 175 265 365 371 445 511 575 623 805 1219 1325 1679 1825 1855 2047 2225 2555 3115 3869 4025 4717 6095 6497 8395 8533 9275 10235 11753 12775 14329 15575 19345 23585 27083 30475 32485 33019 41975 42665 45479 51175 58765 71645 88987 96725 108491 117925 135415 149431 162425 165095 213325 227395 293825 344341 358225 444935 542455 622909 677075 747155 759437 825475 1046017 1136975 1721705 2224675 2410387 2712275 3114545 3735775 3797185 5230085 7919843 8608525 12051935 15572725 18985925 26150425 39599215 55438901 60259675 197996075 277194505 1385972525
• Sum of all divisors σ(n): 2140577280
• Sum of proper divisors (its aliquot sum) s(n): 754604755
• 1385972525 is a deficient number, because the sum of its proper divisors (754604755) is less than itself. Its deficiency is 631367770

Bases of 1385972525

• Binary: 1010010100111000100001100101101₂
• Hexadecimal: 0x529C432D
• Base-36: MX678T

Squares and roots of 1385972525

• 1385972525 squared (1385972525²) is 1920919840054875625
• 1385972525 cubed (1385972525³) is 2662342121043452108542203125
• The square root of 1385972525 is 37228.6519363781
• The cube root of 1385972525 is 1114.9401122091

Scales and comparisons

• 1,385,972,525 seconds is equal to 44 years, 3 weeks, 4 days, 8 hours, 22 minutes, 5 seconds.
• To count from 1 to 1,385,972,525 would take you about eighty-eight 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 1385972525 cubic inches would be around 92.9 feet tall.

Recreational maths with 1385972525

• 1385972525 backwards is 5252795831
• The number of decimal digits it has is: 10
• The sum of 1385972525's digits is 47
• More coming soon!