161238054445013

Names of 161238054445013

• Cardinal: 161238054445013 can be written as One hundred sixty-one trillion, two hundred thirty-eight billion, fifty-four million, four hundred forty-five thousand and thirteen.

Scientific notation

• Scientific notation: 1.61238054445013 × 10¹⁴

Factors of 161238054445013

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 82567

Divisors of 161238054445013

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 29 91 169 203 239 377 1183 1673 2639 3107 4901 6931 21749 34307 40391 48517 57121 82279 90103 282737 399847 575953 630721 742573 1069627 1171339 1656509 2386091 5198011 7487389 8199373 9653449 11595563 13905151 16702637 19664681 21534617 31019183 67574143 97336057 137652767 150742319 217134281 255640853 279950021 403249379 570275749 1789485971 1959650147 2822745653 3323331089 3991930243 4699858759 7413584737 23263317623 32899011313 51895093159 61098163867 96376601581 136295904011 427687147069 674636211067 794276130271 954071328077 1771846752143 5559932911897 12402927265001 23034007777859 161238054445013
• Sum of all divisors σ(n): 207287602473600
• Sum of proper divisors (its aliquot sum) s(n): 46049548028587
• 161238054445013 is a deficient number, because the sum of its proper divisors (46049548028587) is less than itself. Its deficiency is 115188506416426

Bases of 161238054445013

• Binary: 100100101010010100101000111101011001111111010101₂
• Hexadecimal: 0x92A528F59FD5
• Base-36: 1L5JQMKN2T

Squares and roots of 161238054445013

• 161238054445013 squared (161238054445013²) is 25997710201212976447440570169
• 161238054445013 cubed (161238054445013³) is 4191820212868847771705541102504881578617197
• The square root of 161238054445013 is 12697954.7347205881
• The cube root of 161238054445013 is 54428.0175796461

Scales and comparisons

• 161,238,054,445,013 seconds is equal to 5,126,871 years, 20 weeks, 1 day, 16 hours, 56 minutes, 53 seconds.
• To count from 1 to 161,238,054,445,013 would take you about twelve million, eight hundred seventeen thousand, one hundred seventy-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 161238054445013 cubic inches would be around 4535.7 feet tall.

Recreational maths with 161238054445013

• 161238054445013 backwards is 310544450832161
• The number of decimal digits it has is: 15
• The sum of 161238054445013's digits is 47
• More coming soon!