19948140

Names of 19948140

• Cardinal: 19948140 can be written as Nineteen million, nine hundred forty-eight thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.994814 × 10⁷

Factors of 19948140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 121

Divisors of 19948140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 27 30 34 36 41 45 51 53 54 60 68 82 85 90 102 106 108 123 135 153 159 164 170 180 204 205 212 246 255 265 270 306 318 340 369 410 459 477 492 510 530 540 612 615 636 697 738 765 795 820 901 918 954 1020 1060 1107 1230 1394 1431 1476 1530 1590 1802 1836 1845 1908 2091 2173 2214 2295 2385 2460 2703 2788 2862 3060 3180 3485 3604 3690 4182 4346 4428 4505 4590 4770 5406 5535 5724 6273 6519 6970 7155 7380 8109 8364 8692 9010 9180 9540 10455 10812 10865 11070 12546 13038 13515 13940 14310 16218 18020 18819 19557 20910 21730 22140 24327 25092 26076 27030 28620 31365 32436 32595 36941 37638 39114 40545 41820 43460 48654 54060 58671 62730 65190 73882 75276 78228 81090 94095 97308 97785 110823 117342 121635 125460 130380 147764 162180 184705 188190 195570 221646 234684 243270 293355 332469 369410 376380 391140 443292 486540 554115 586710 664938 738820 997407 1108230 1173420 1329876 1662345 1994814 2216460 3324690 3989628 4987035 6649380 9974070 19948140
• Sum of all divisors σ(n): 68584320
• Sum of proper divisors (its aliquot sum) s(n): 48636180
• 19948140 is an abundant number, because the sum of its proper divisors (48636180) is greater than itself. Its abundance is 28688040

Bases of 19948140

• Binary: 1001100000110001001101100₂
• Hexadecimal: 0x130626C
• Base-36: BVK30

Squares and roots of 19948140

• 19948140 squared (19948140²) is 397928289459600
• 19948140 cubed (19948140³) is 7937929228100625144000
• The square root of 19948140 is 4466.3340672189
• The cube root of 19948140 is 271.2069424177

Scales and comparisons

• 19,948,140 seconds is equal to 32 weeks, 6 days, 21 hours, 9 minutes.
• To count from 1 to 19,948,140 would take you about forty-nine weeks!

  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 19948140 cubic inches would be around 22.6 feet tall.

Recreational maths with 19948140

• 19948140 backwards is 04184991
• 19948140 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19948140's digits is 36
• More coming soon!