988162531421

Names of 988162531421

• Cardinal: 988162531421 can be written as Nine hundred eighty-eight billion, one hundred sixty-two million, five hundred thirty-one thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 9.88162531421 × 10¹¹

Factors of 988162531421

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 867

Divisors of 988162531421

• Number of divisors d(n): 72
• Complete list of divisors:
  1 13 29 31 61 377 403 733 793 899 961 1769 1891 3721 9529 11687 12493 21257 22723 22997 24583 27869 44713 48373 54839 58621 107909 115351 276341 295399 362297 581269 658967 704413 712907 762073 1296677 1386103 1402817 1499563 1700009 2727493 3345179 3575881 8566571 9157369 16856801 18019339 20427977 22100117 35457409 40196987 42969193 43487327 46486453 79097297 84552283 103700549 265563701 522560831 558599509 1028264861 1099179679 1246106597 1348107137 2452016207 2621120773 16199385761 31876210691 34074570049 76012502417 988162531421
• Sum of all divisors σ(n): 1158059677320
• Sum of proper divisors (its aliquot sum) s(n): 169897145899
• 988162531421 is a deficient number, because the sum of its proper divisors (169897145899) is less than itself. Its deficiency is 818265385522

Bases of 988162531421

• Binary: 1110011000010011000100111010000001011101₂
• Hexadecimal: 0xE61313A05D
• Base-36: CLYEGH25

Squares and roots of 988162531421

• 988162531421 squared (988162531421²) is 976465188504358812279241
• 988162531421 cubed (988162531421³) is 964906312516951152834343725288531461
• The square root of 988162531421 is 994063.6455584723
• The cube root of 988162531421 is 9960.3850441625

Scales and comparisons

• 988,162,531,421 seconds is equal to 31,420 years, 26 weeks, 4 days, 8 hours, 3 minutes, 41 seconds.
• To count from 1 to 988,162,531,421 would take you about sixty-two thousand, eight hundred forty-one 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 988162531421 cubic inches would be around 830 feet tall.

Recreational maths with 988162531421

• 988162531421 backwards is 124135261889
• The number of decimal digits it has is: 12
• The sum of 988162531421's digits is 50
• More coming soon!