19497039390

Names of 19497039390

• Cardinal: 19497039390 can be written as Nineteen billion, four hundred ninety-seven million, thirty-nine thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.949703939 × 10¹⁰

Factors of 19497039390

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 256

Divisors of 19497039390

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 229 243 255 270 306 405 458 459 486 510 687 729 765 810 918 1145 1215 1374 1377 1458 1530 2061 2187 2290 2295 2430 2754 3435 3645 3893 4122 4131 4374 4590 6183 6870 6885 7290 7786 8262 10305 10935 11679 12366 12393 13770 18549 19465 20610 20655 21870 23358 24786 30915 35037 37098 37179 38930 41310 52441 55647 58395 61830 61965 70074 74358 92745 104882 105111 111294 116790 123930 157323 166941 175185 185490 185895 210222 262205 278235 314646 315333 333882 350370 371790 471969 500823 524410 525555 556470 630666 786615 834705 891497 943938 945999 1001646 1051110 1415907 1573230 1576665 1669410 1782994 1891998 2359845 2504115 2674491 2831814 2837997 3153330 4247721 4457485 4719690 4729995 5008230 5348982 5675994 7079535 8023473 8495442 8513991 8914970 9459990 12743163 13372455 14159070 14189985 16046946 17027982 21238605 24070419 25486326 26744910 28379970 38229489 40117365 42477210 42569955 48140838 63715815 72211257 76458978 80234730 85139910 114688467 120352095 127431630 144422514 191147445 216633771 229376934 240704190 361056285 382294890 433267542 573442335 649901313 722112570 1083168855 1146884670 1299802626 1949703939 2166337710 3249506565 3899407878 6499013130 9748519695 19497039390
• Sum of all divisors σ(n): 55974525120
• Sum of proper divisors (its aliquot sum) s(n): 36477485730
• 19497039390 is an abundant number, because the sum of its proper divisors (36477485730) is greater than itself. Its abundance is 16980446340

Bases of 19497039390

• Binary: 10010001010000111010011011000011110₂
• Hexadecimal: 0x48A1D361E
• Base-36: 8YG17VI

Squares and roots of 19497039390

• 19497039390 squared (19497039390²) is 380134544975211572100
• 19497039390 cubed (19497039390³) is 7411498196881426594817525019000
• The square root of 19497039390 is 139631.7993510075
• The cube root of 19497039390 is 2691.4700804049

Scales and comparisons

• 19,497,039,390 seconds is equal to 619 years, 49 weeks, 1 day, 4 hours, 16 minutes, 30 seconds.
• To count from 1 to 19,497,039,390 would take you about one thousand, two hundred thirty-nine 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 19497039390 cubic inches would be around 224.3 feet tall.

Recreational maths with 19497039390

• 19497039390 backwards is 09393079491
• 19497039390 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19497039390's digits is 54
• More coming soon!