25142859225

Names of 25142859225

• Cardinal: 25142859225 can be written as Twenty-five billion, one hundred forty-two million, eight hundred fifty-nine thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 2.5142859225 × 10¹⁰

Factors of 25142859225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 50

Divisors of 25142859225

• Number of divisors d(n): 135
• Complete list of divisors:
  1 3 5 9 11 15 25 31 33 45 55 75 93 99 121 155 165 225 275 279 341 363 465 495 605 775 825 961 1023 1089 1395 1705 1815 2325 2475 2883 3025 3069 3751 4805 5115 5445 6975 8525 8649 9075 10571 11253 14415 15345 18755 24025 25575 27225 29791 31713 33759 43245 52855 56265 72075 76725 89373 93775 95139 116281 148955 158565 168795 216225 264275 268119 281325 327701 348843 446865 475695 581405 744775 792825 843975 923521 983103 1046529 1340595 1638505 1744215 2234325 2378475 2770563 2907025 2949309 3604711 4617605 4915515 5232645 6702975 8192525 8311689 8721075 10158731 10814133 13852815 14746545 18023555 23088025 24577575 26163225 30476193 32442399 41558445 50793655 54070665 69264075 73732725 90117775 91428579 111746041 152380965 162211995 207792225 253968275 270353325 335238123 457142895 558730205 761904825 811059975 1005714369 1676190615 2285714475 2793651025 5028571845 8380953075 25142859225
• Sum of all divisors σ(n): 51149793695
• Sum of proper divisors (its aliquot sum) s(n): 26006934470
• 25142859225 is an abundant number, because the sum of its proper divisors (26006934470) is greater than itself. Its abundance is 864075245

Bases of 25142859225

• Binary: 10111011010101000011001010111011001₂
• Hexadecimal: 0x5DAA195D9
• Base-36: BJTEQC9

Squares and roots of 25142859225

• 25142859225 squared (25142859225²) is 632163370008167600625
• 25142859225 cubed (25142859225³) is 15894394619316945082720397015625
• 25142859225 is a perfect square number. Its square root is 158565
• The cube root of 25142859225 is 2929.5768015475

Scales and comparisons

• 25,142,859,225 seconds is equal to 799 years, 24 weeks, 1 day, 7 hours, 33 minutes, 45 seconds.
• To count from 1 to 25,142,859,225 would take you about one thousand, five hundred ninety-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 25142859225 cubic inches would be around 244.1 feet tall.

Recreational maths with 25142859225

• 25142859225 backwards is 52295824152
• 25142859225 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 25142859225's digits is 45
• More coming soon!