25355121012

Names of 25355121012

• Cardinal: 25355121012 can be written as Twenty-five billion, three hundred fifty-five million, one hundred twenty-one thousand and twelve.

Scientific notation

• Scientific notation: 2.5355121012 × 10¹⁰

Factors of 25355121012

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1031

Divisors of 25355121012

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 137 156 193 234 274 351 386 411 468 548 579 683 702 772 822 1158 1233 1366 1404 1644 1737 1781 2049 2316 2466 2509 2732 3474 3562 3699 4098 4932 5018 5211 5343 6147 6948 7124 7398 7527 8196 8879 10036 10422 10686 12294 14796 15054 16029 17758 18441 20844 21372 22581 24588 26441 26637 30108 32058 35516 36882 45162 48087 52882 53274 64116 67743 73764 79323 79911 90324 93571 96174 105764 106548 131819 135486 158646 159822 187142 192348 237969 239733 263638 270972 280713 317292 319644 343733 374284 395457 475938 479466 527276 561426 687466 713907 790914 842139 951876 958932 1031199 1122852 1186371 1216423 1374932 1427814 1581828 1684278 1713647 2062398 2372742 2432846 2526417 2855628 3093597 3368556 3427294 3559113 3649269 4124796 4745484 4865692 5052834 5140941 6187194 6854588 7118226 7298538 9280791 10105668 10281882 10947807 12374388 14236452 14597076 15422823 18059203 18561582 20563764 21895614 30845646 32843421 36118406 37123164 43791228 46268469 54177609 61691292 65686842 72236812 92536938 108355218 131373684 162532827 185073876 216710436 234769639 325065654 469539278 487598481 650131308 704308917 939078556 975196962 1408617834 1950393924 2112926751 2817235668 4225853502 6338780253 8451707004 12677560506 25355121012
• Sum of all divisors σ(n): 71783228160
• Sum of proper divisors (its aliquot sum) s(n): 46428107148
• 25355121012 is an abundant number, because the sum of its proper divisors (46428107148) is greater than itself. Its abundance is 21072986136

Bases of 25355121012

• Binary: 10111100111010010000111000101110100₂
• Hexadecimal: 0x5E7487174
• Base-36: BNBS8L0

Squares and roots of 25355121012

• 25355121012 squared (25355121012²) is 642882161533163904144
• 25355121012 cubed (25355121012³) is 16300355002129502240801488273728
• The square root of 25355121012 is 159232.9143487615
• The cube root of 25355121012 is 2937.7977635493

Scales and comparisons

• 25,355,121,012 seconds is equal to 806 years, 11 weeks, 1 day, 1 hour, 10 minutes, 12 seconds.
• To count from 1 to 25,355,121,012 would take you about one thousand, six hundred twelve 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 25355121012 cubic inches would be around 244.8 feet tall.

Recreational maths with 25355121012

• 25355121012 backwards is 21012155352
• 25355121012 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 25355121012's digits is 27
• More coming soon!