31329537745

Names of 31329537745

• Cardinal: 31329537745 can be written as Thirty-one billion, three hundred twenty-nine million, five hundred thirty-seven thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 3.1329537745 × 10¹⁰

Factors of 31329537745

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 127

Divisors of 31329537745

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 11 17 23 55 71 85 115 187 253 289 355 391 781 935 1207 1265 1445 1633 1955 3179 3905 4301 4913 5041 6035 6647 8165 13277 15895 17963 20519 21505 24565 25205 27761 33235 54043 55451 66385 73117 85697 89815 102595 112999 115943 138805 225709 270215 277255 305371 348823 365585 428485 471937 564995 579715 942667 1128545 1242989 1275373 1456849 1526855 1744115 1971031 2359685 3837053 4713335 5191307 6214945 6376865 7284245 8022929 9855155 16025339 19185265 21681341 24766433 25956535 33507527 40114645 80126695 88252219 108406705 123832165 167537635 272430763 368582797 441261095 569627959 1362153815 1842913985 2848139795 6265907549 31329537745
• Sum of all divisors σ(n): 46120078080
• Sum of proper divisors (its aliquot sum) s(n): 14790540335
• 31329537745 is a deficient number, because the sum of its proper divisors (14790540335) is less than itself. Its deficiency is 16538997410

Bases of 31329537745

• Binary: 11101001011011000101100111011010001₂
• Hexadecimal: 0x74B62CED1
• Base-36: EE4SQ1D

Squares and roots of 31329537745

• 31329537745 squared (31329537745²) is 981539935315379685025
• 31329537745 cubed (31329537745³) is 30751192451688046320996948768625
• The square root of 31329537745 is 177001.5190471539
• The cube root of 31329537745 is 3152.4726615289

Scales and comparisons

• 31,329,537,745 seconds is equal to 996 years, 9 weeks, 3 days, 9 hours, 22 minutes, 25 seconds.
• To count from 1 to 31,329,537,745 would take you about one thousand, nine hundred ninety-two 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 31329537745 cubic inches would be around 262.7 feet tall.

Recreational maths with 31329537745

• 31329537745 backwards is 54773592313
• The number of decimal digits it has is: 11
• The sum of 31329537745's digits is 49
• More coming soon!