993381390

Names of 993381390

• Cardinal: 993381390 can be written as Nine hundred ninety-three million, three hundred eighty-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 9.9338139 × 10⁸

Factors of 993381390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 703

Divisors of 993381390

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 45 90 157 229 307 314 458 471 614 687 785 921 942 1145 1374 1413 1535 1570 1842 2061 2290 2355 2763 2826 3070 3435 4122 4605 4710 5526 6870 7065 9210 10305 13815 14130 20610 27630 35953 48199 70303 71906 96398 107859 140606 144597 179765 210909 215718 240995 289194 323577 351515 359530 421818 433791 481990 539295 632727 647154 703030 722985 867582 1054545 1078590 1265454 1445970 1617885 2109090 2168955 3163635 3235770 4337910 6327270 11037571 22075142 33112713 55187855 66225426 99338139 110375710 165563565 198676278 331127130 496690695 993381390
• Sum of all divisors σ(n): 2619096480
• Sum of proper divisors (its aliquot sum) s(n): 1625715090
• 993381390 is an abundant number, because the sum of its proper divisors (1625715090) is greater than itself. Its abundance is 632333700

Bases of 993381390

• Binary: 111011001101011100110000001110₂
• Hexadecimal: 0x3B35CC0E
• Base-36: GFFLZI

Squares and roots of 993381390

• 993381390 squared (993381390²) is 986806585998332100
• 993381390 cubed (993381390³) is 980275298060177679179619000
• The square root of 993381390 is 31517.9534551341
• The cube root of 993381390 is 997.7889113569

Scales and comparisons

• 993,381,390 seconds is equal to 31 years, 30 weeks, 3 days, 11 hours, 16 minutes, 30 seconds.
• To count from 1 to 993,381,390 would take you about forty-seven 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 993381390 cubic inches would be around 83.1 feet tall.

Recreational maths with 993381390

• 993381390 backwards is 093183399
• 993381390 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 993381390's digits is 45
• More coming soon!