90442640298645270888603427

Names of 90442640298645270888603427

• Cardinal: 90442640298645270888603427 can be written as Ninety septillion, four hundred forty-two sextillion, six hundred forty quintillion, two hundred ninety-eight quadrillion, six hundred forty-five trillion, two hundred seventy billion, eight hundred eighty-eight million, six hundred three thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 9.0442640298645270888603427 × 10²⁵

Factors of 90442640298645270888603427

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 43130915627082635163

Divisors of 90442640298645270888603427

• Number of divisors d(n): 32
• Complete list of divisors:
  1 17 23 31 173 391 527 713 2941 3979 5363 12121 67643 91171 123349 2096933 43130915627082634919 733225565660404793623 992011059422900603137 1337058384439561682489 7461648403485295840987 16864188010189310253329 22729992535472548602313 30752342842109918697247 126848022859250029296779 171617913280161804342701 231311100508044171070597 522789828315868617853199 2917504525762750673825917 3932288708636750908200149 5320155311685015934623731 90442640298645270888603427
• Sum of all divisors σ(n): 103746069307409520053329920
• Sum of proper divisors (its aliquot sum) s(n): 13303429008764249164726493
• 90442640298645270888603427 is a deficient number, because the sum of its proper divisors (13303429008764249164726493) is less than itself. Its deficiency is 77139211289881021723876934

Bases of 90442640298645270888603427

• Binary: 100101011001111111110010101101011010111110101001001101000011001011010100101111100100011₂
• Hexadecimal: 0x4ACFF95AD7D49A196A5F23
• Base-36: BD3T7WF6VKYXUV8KJ

Squares and roots of 90442640298645270888603427

• 90442640298645270888603427 squared (90442640298645270888603427²) is 8179871184190133534549877525981881548296630476144329
• 90442640298645270888603427 cubed (90442640298645270888603427³) is 739809147200961784453565862578073339997669865483796868151363546828322496015483
• The square root of 90442640298645270888603427 is 9510133558402.0727720489
• The cube root of 90442640298645270888603427 is 448873958.7959829343

Scales and comparisons

• 90,442,640,298,645,270,888,603,427 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 90,442,640,298,645,270,888,603,427 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 90442640298645270888603427 cubic inches would be around 37406163.2 feet tall.

Recreational maths with 90442640298645270888603427

• 90442640298645270888603427 backwards is 72430688807254689204624409
• The number of decimal digits it has is: 26
• The sum of 90442640298645270888603427's digits is 118
• More coming soon!