27897838829718949

Names of 27897838829718949

• Cardinal: 27897838829718949 can be written as Twenty-seven quadrillion, eight hundred ninety-seven trillion, eight hundred thirty-eight billion, eight hundred twenty-nine million, seven hundred eighteen thousand, nine hundred forty-nine.

Scientific notation

• Scientific notation: 2.7897838829718949 × 10¹⁶

Factors of 27897838829718949

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24290

Divisors of 27897838829718949

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 49 91 169 457 637 1183 2197 3199 5941 8281 15379 22393 23813 41587 77233 107653 166691 291109 309569 540631 1004029 1166837 2166983 3784417 4024397 7028203 10882541 15168881 28170779 49197421 52317161 76177787 141473033 197195453 366220127 533244509 567058969 990311231 1839149429 2563540889 3969412783 6932178617 7371766597 12874046003 23908942577 27785889481 51602366179 90118322021 95832965761 167362598039 259145948833 361216563253 670830760327 1171538186273 1245828554893 1814021641831 3368897334829 4695815322289 8720799884251 12698151492817 23582281343803 43795665352777 61045599189757 165075969406621 306569657469439 569343649586101 2145987602286073 3985405547102707 27897838829718949
• Sum of all divisors σ(n): 35234146256535240
• Sum of proper divisors (its aliquot sum) s(n): 7336307426816291
• 27897838829718949 is a deficient number, because the sum of its proper divisors (7336307426816291) is less than itself. Its deficiency is 20561531402902658

Bases of 27897838829718949

• Binary: 1100011000111001110111111000101011100100100110110100101₂
• Hexadecimal: 0x631CEFC5724DA5
• Base-36: 7MOYI8AD0H1

Squares and roots of 27897838829718949

• 27897838829718949 squared (27897838829718949²) is 778289411368974337898058329664601
• 27897838829718949 cubed (27897838829718949³) is 21712592561248476723731330644281459462646264224349
• The square root of 27897838829718949 is 167026461.4655981657
• The cube root of 27897838829718949 is 303289.1358275605

Scales and comparisons

• 27,897,838,829,718,949 seconds is equal to 887,064,981 years, 5 weeks, 2 days, 17 hours, 55 minutes, 49 seconds.
• To count from 1 to 27,897,838,829,718,949 would take you about two billion, six hundred sixty-one million, one hundred ninety-four thousand, nine hundred forty-three 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 27897838829718949 cubic inches would be around 25274.1 feet tall.

Recreational maths with 27897838829718949

• 27897838829718949 backwards is 94981792883879872
• The number of decimal digits it has is: 17
• The sum of 27897838829718949's digits is 109
• More coming soon!