128016716610832988

Names of 128016716610832988

• Cardinal: 128016716610832988 can be written as One hundred twenty-eight quadrillion, sixteen trillion, seven hundred sixteen billion, six hundred ten million, eight hundred thirty-two thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.28016716610832988 × 10¹⁷

Factors of 128016716610832988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 26348715

Divisors of 128016716610832988

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 20983 41966 58061 83932 116122 232244 26269669 52539338 105078676 1218293963 2436587926 4873175852 551216464627 1102432929254 1525243251809 2204865858508 3050486503618 6100973007236 32004179152708247 64008358305416494 128016716610832988
• Sum of all divisors σ(n): 224043797999471520
• Sum of proper divisors (its aliquot sum) s(n): 96027081388638532
• 128016716610832988 is a deficient number, because the sum of its proper divisors (96027081388638532) is less than itself. Its deficiency is 31989635222194456

Bases of 128016716610832988

• Binary: 111000110110011101000011010000110111001101000101001011100₂
• Hexadecimal: 0x1C6CE8686E68A5C
• Base-36: Z0I4ZQ8EZBW

Squares and roots of 128016716610832988

• 128016716610832988 squared (128016716610832988²) is 16388279731818322669571755229008144
• 128016716610832988 cubed (128016716610832988³) is 2097973762167244253553353940176102459074772875854272
• The square root of 128016716610832988 is 357794237.8111097921
• The cube root of 128016716610832988 is 503990.3581798931

Scales and comparisons

• 128,016,716,610,832,988 seconds is equal to 4,070,535,606 years, 27 weeks, 12 hours, 43 minutes, 8 seconds.
• To count from 1 to 128,016,716,610,832,988 would take you about twelve billion, two hundred eleven million, six hundred six thousand, eight hundred nineteen 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 128016716610832988 cubic inches would be around 41999.2 feet tall.

Recreational maths with 128016716610832988

• 128016716610832988 backwards is 889238016617610821
• The number of decimal digits it has is: 18
• The sum of 128016716610832988's digits is 77
• More coming soon!