990307972194497

Names of 990307972194497

• Cardinal: 990307972194497 can be written as Nine hundred ninety trillion, three hundred seven billion, nine hundred seventy-two million, one hundred ninety-four thousand, four hundred ninety-seven.

Scientific notation

• Scientific notation: 9.90307972194497 × 10¹⁴

Factors of 990307972194497

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 18525214

Divisors of 990307972194497

• Number of divisors d(n): 64
• Complete list of divisors:
  1 11 19 31 37 209 223 341 407 589 703 1147 2453 4237 6479 6913 7733 8251 12617 21793 46607 76043 90761 131347 156769 239723 255781 1444817 1724459 2813591 4859839 18524893 53458229 203773823 351972967 574271683 685421041 3871702637 4131051139 6316988513 7539631451 10911161977 13022999779 21248052271 45441562529 78489971641 120022781747 128062585309 143252997569 152848892143 233728574981 403712993149 863389688051 1408688438399 1681337813573 2433189120871 2904128950717 4440842924639 4738315656433 26765080329581 31945418457887 52121472220763 90027997472227 990307972194497
• Sum of all divisors σ(n): 1211012334551040
• Sum of proper divisors (its aliquot sum) s(n): 220704362356543
• 990307972194497 is a deficient number, because the sum of its proper divisors (220704362356543) is less than itself. Its deficiency is 769603609837954

Bases of 990307972194497

• Binary: 11100001001010111000001010111001101010000011000001₂
• Hexadecimal: 0x384AE0AE6A0C1
• Base-36: 9R1979NF0H

Squares and roots of 990307972194497

• 990307972194497 squared (990307972194497²) is 980709879791976643297997083009
• 990307972194497 cubed (990307972194497³) is 971204812367901300985706964128088986402001473
• The square root of 990307972194497 is 31469159.0639867115
• The cube root of 990307972194497 is 99675.8830233069

Scales and comparisons

• 990,307,972,194,497 seconds is equal to 31,488,730 years, 15 weeks, 1 day, 7 hours, 48 minutes, 17 seconds.
• To count from 1 to 990,307,972,194,497 would take you about seventy-eight million, seven hundred twenty-one thousand, eight hundred twenty-five 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 990307972194497 cubic inches would be around 8306.3 feet tall.

Recreational maths with 990307972194497

• 990307972194497 backwards is 794491279703099
• The number of decimal digits it has is: 15
• The sum of 990307972194497's digits is 80
• More coming soon!