19492900020

Names of 19492900020

• Cardinal: 19492900020 can be written as Nineteen billion, four hundred ninety-two million, nine hundred thousand and twenty.

Scientific notation

• Scientific notation: 1.949290002 × 10¹⁰

Factors of 19492900020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 391

Divisors of 19492900020

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 90 99 108 110 113 132 135 165 180 198 220 226 257 270 297 330 339 396 452 495 514 540 565 594 660 678 771 990 1017 1028 1130 1188 1243 1285 1356 1485 1542 1695 1980 2034 2260 2313 2486 2570 2827 2970 3051 3084 3390 3729 3855 4068 4626 4972 5085 5140 5654 5940 6102 6215 6780 6939 7458 7710 8481 9252 10170 11187 11308 11565 12204 12430 12769 13878 14135 14916 15255 15420 16962 18645 20340 22374 23130 24860 25443 25538 27756 28270 29041 30510 33561 33924 34695 37290 38307 42405 44748 46260 50886 51076 55935 56540 58082 61020 63845 67122 69390 74580 76329 76614 84810 87123 101772 111870 114921 116164 127215 127690 134244 138780 140459 145205 152658 153228 167805 169620 174246 191535 223740 229842 254430 255380 261369 280918 290410 305316 319451 335610 344763 348492 381645 383070 421377 435615 459684 508860 522738 561836 574605 580820 638902 671220 689526 702295 763290 766140 784107 842754 871230 958353 1045476 1149210 1264131 1277804 1306845 1379052 1404590 1526580 1568214 1597255 1685508 1723815 1742460 1916706 2106885 2298420 2528262 2613690 2809180 2875059 3136428 3194510 3281633 3447630 3792393 3833412 3920535 4213770 4791765 5056524 5227380 5750118 6320655 6389020 6563266 6895260 7584786 7841070 8427540 8625177 9583530 9844899 11500236 12641310 13126532 14375295 15169572 15682140 16408165 17250354 18961965 19167060 19689798 25282620 28750590 29534697 32816330 34500708 36097963 37923930 39379596 43125885 49224495 57501180 59069394 65632660 72195926 75847860 86251770 88604091 98448990 108293889 118138788 144391852 147673485 172503540 177208182 180489815 196897980 216587778 295346970 324881667 354416364 360979630 433175556 443020455 541469445 590693940 649763334 721959260 886040910 974645001 1082938890 1299526668 1624408335 1772081820 1949290002 2165877780 3248816670 3898580004 4873225005 6497633340 9746450010 19492900020
• Sum of all divisors σ(n): 67008090240
• Sum of proper divisors (its aliquot sum) s(n): 47515190220
• 19492900020 is an abundant number, because the sum of its proper divisors (47515190220) is greater than itself. Its abundance is 28022290200

Bases of 19492900020

• Binary: 10010001001110111100000110010110100₂
• Hexadecimal: 0x489DE0CB4
• Base-36: 8YDKHX0

Squares and roots of 19492900020

• 19492900020 squared (19492900020²) is 379973151189716000400
• 19492900020 cubed (19492900020³) is 7406778646425478047991480008000
• The square root of 19492900020 is 139616.9761168033
• The cube root of 19492900020 is 2691.2795937227

Scales and comparisons

• 19,492,900,020 seconds is equal to 619 years, 42 weeks, 2 days, 6 hours, 27 minutes.
• To count from 1 to 19,492,900,020 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 19492900020 cubic inches would be around 224.3 feet tall.

Recreational maths with 19492900020

• 19492900020 backwards is 02000929491
• 19492900020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19492900020's digits is 36
• More coming soon!