21135038176

Names of 21135038176

• Cardinal: 21135038176 can be written as Twenty-one billion, one hundred thirty-five million, thirty-eight thousand, one hundred seventy-six.

Scientific notation

• Scientific notation: 2.1135038176 × 10¹⁰

Factors of 21135038176

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 87

Divisors of 21135038176

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 37 41 56 74 82 112 148 164 224 259 287 296 328 518 574 592 656 1036 1148 1184 1312 1369 1517 1681 2072 2296 2738 3034 3362 4144 4592 5476 6068 6724 8288 9184 9583 10619 10952 11767 12136 13448 19166 21238 21904 23534 24272 26896 38332 42476 43808 47068 48544 53792 56129 62197 68921 76664 84952 94136 112258 124394 137842 153328 169904 188272 224516 248788 275684 306656 339808 376544 392903 435379 449032 482447 497576 551368 785806 870758 898064 964894 995152 1102736 1571612 1741516 1796128 1929788 1990304 2205472 2301289 2550077 3143224 3483032 3859576 4602578 5100154 6286448 6966064 7719152 9205156 10200308 12572896 13932128 15438304 16109023 17850539 18410312 20400616 32218046 35701078 36820624 40801232 64436092 71402156 73641248 81602464 94352849 128872184 142804312 188705698 257744368 285608624 377411396 515488736 571217248 660469943 754822792 1320939886 1509645584 2641879772 3019291168 5283759544 10567519088 21135038176
• Sum of all divisors σ(n): 50095638432
• Sum of proper divisors (its aliquot sum) s(n): 28960600256
• 21135038176 is an abundant number, because the sum of its proper divisors (28960600256) is greater than itself. Its abundance is 7825562080

Bases of 21135038176

• Binary: 10011101011101111110001011011100000₂
• Hexadecimal: 0x4EBBF16E0
• Base-36: 9PJ97TS

Squares and roots of 21135038176

• 21135038176 squared (21135038176²) is 446689838700977406976
• 21135038176 cubed (21135038176³) is 9440806793776439744951248715776
• The square root of 21135038176 is 145378.9468114279
• The cube root of 21135038176 is 2764.8251979741

Scales and comparisons

• 21,135,038,176 seconds is equal to 672 years, 1 week, 3 days, 11 hours, 56 minutes, 16 seconds.
• To count from 1 to 21,135,038,176 would take you about one thousand, three hundred forty-four 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 21135038176 cubic inches would be around 230.4 feet tall.

Recreational maths with 21135038176

• 21135038176 backwards is 67183053112
• 21135038176 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21135038176's digits is 37
• More coming soon!