21325491457992

Names of 21325491457992

• Cardinal: 21325491457992 can be written as Twenty-one trillion, three hundred twenty-five billion, four hundred ninety-one million, four hundred fifty-seven thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1325491457992 × 10¹³

Factors of 21325491457992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 167

Divisors of 21325491457992

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 79 83 158 166 237 249 316 332 474 498 632 664 711 747 948 996 1422 1494 1896 1992 2844 2988 5688 5976 6241 6557 6889 12482 13114 13778 18723 19671 20667 24964 26228 27556 37446 39342 41334 49928 52456 55112 56169 59013 62001 74892 78684 82668 112338 118026 124002 149784 157368 165336 224676 236052 248004 449352 472104 496008 518003 544231 571787 1036006 1088462 1143574 1554009 1632693 1715361 2072012 2176924 2287148 3108018 3265386 3430722 4144024 4353848 4574296 4662027 4898079 5146083 6216036 6530772 6861444 9324054 9796158 10292166 12432072 13061544 13722888 18648108 19592316 20584332 37296216 39184632 41168664 42994249 45171173 47458321 85988498 90342346 94916642 128982747 135513519 142374963 171976996 180684692 189833284 257965494 271027038 284749926 343953992 361369384 379666568 386948241 406540557 427124889 515930988 542054076 569499852 773896482 813081114 854249778 1031861976 1084108152 1138999704 1547792964 1626162228 1708499556 3095585928 3252324456 3416999112 3568522667 3749207359 7137045334 7498414718 10705568001 11247622077 14274090668 14996829436 21411136002 22495244154 28548181336 29993658872 32116704003 33742866231 42822272004 44990488308 64233408006 67485732462 85644544008 89980976616 128466816012 134971464924 256933632024 269942929848 296187381361 592374762722 888562144083 1184749525444 1777124288166 2369499050888 2665686432249 3554248576332 5331372864498 7108497152664 10662745728996 21325491457992
• Sum of all divisors σ(n): 59210265855195
• Sum of proper divisors (its aliquot sum) s(n): 37884774397203
• 21325491457992 is an abundant number, because the sum of its proper divisors (37884774397203) is greater than itself. Its abundance is 16559282939211

Bases of 21325491457992

• Binary: 100110110010100111010010101111100111111001000₂
• Hexadecimal: 0x13653A57CFC8
• Base-36: 7K4SN0820

Squares and roots of 21325491457992

• 21325491457992 squared (21325491457992²) is 454776585924889757900672064
• 21325491457992 cubed (21325491457992³) is 9698334198436001349015070995228023935488
• The square root of 21325491457992 is 4617953.1675832313
• The cube root of 21325491457992 is 27731.0522746261

Scales and comparisons

• 21,325,491,457,992 seconds is equal to 678,084 years, 34 weeks, 3 days, 19 hours, 13 minutes, 12 seconds.
• To count from 1 to 21,325,491,457,992 would take you about one million, six hundred ninety-five thousand, two hundred eleven 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 21325491457992 cubic inches would be around 2310.9 feet tall.

Recreational maths with 21325491457992

• 21325491457992 backwards is 29975419452312
• The number of decimal digits it has is: 14
• The sum of 21325491457992's digits is 63
• More coming soon!