199939019490

Names of 199939019490

• Cardinal: 199939019490 can be written as One hundred ninety-nine billion, nine hundred thirty-nine million, nineteen thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.9993901949 × 10¹¹

Factors of 199939019490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 168

Divisors of 199939019490

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 31 35 42 45 53 54 62 63 67 70 90 93 105 106 126 134 135 155 159 186 189 201 210 217 265 270 279 310 315 318 335 371 378 402 434 465 469 477 530 558 603 630 651 670 742 795 837 930 938 945 954 961 1005 1085 1113 1206 1302 1395 1407 1431 1590 1643 1674 1809 1855 1890 1922 1953 2010 2077 2170 2226 2345 2385 2790 2814 2862 2883 3015 3255 3286 3339 3551 3618 3710 3906 4154 4185 4221 4690 4770 4805 4929 5565 5766 5859 6030 6231 6510 6678 6727 7035 7102 7155 8215 8370 8442 8649 9045 9610 9765 9858 10017 10385 10653 11130 11501 11718 12462 12663 13454 14070 14310 14415 14539 14787 16430 16695 17298 17755 18090 18693 19530 20034 20181 20770 21105 21306 23002 24645 24857 25326 25947 28830 29078 29295 29574 29791 31155 31959 33390 33635 34503 35510 37386 40362 42210 43245 43617 44361 49290 49714 50085 50933 51894 53265 56079 57505 58590 59582 60543 62310 63315 63918 64387 67270 69006 72695 73935 74571 86490 87234 88722 89373 93465 95877 100170 100905 101866 103509 106530 110081 112158 115010 121086 124285 126630 128774 129735 130851 145390 147870 148955 149142 152799 159795 172515 178746 181629 186930 191754 193161 201810 207018 208537 218085 220162 221805 223713 248570 254665 259470 261702 268119 280395 297910 302715 305598 310527 319590 321935 330243 345030 356531 363258 372855 386322 392553 417074 436170 443610 446865 447426 450709 458397 479385 509330 517545 536238 550405 560790 579483 605430 621054 625611 643870 654255 660486 671139 713062 745710 763995 770567 785106 804357 893730 901418 908145 916794 958770 965805 990729 1035090 1042685 1069593 1100810 1118565 1158966 1251222 1308510 1340595 1342278 1352127 1375191 1527990 1541134 1552635 1578923 1608714 1651215 1738449 1782655 1816290 1876833 1931610 1962765 1981458 1995997 2085370 2139186 2237130 2253545 2291985 2311701 2681190 2704254 2750382 2897415 2972187 3105270 3128055 3157846 3208779 3302430 3355695 3412511 3476898 3565310 3753666 3852835 3925530 3991994 4021785 4056381 4507090 4583970 4623402 4736769 4953645 5347965 5630499 5794830 5944374 5987991 6256110 6417558 6711390 6760635 6825022 6875955 6935103 7705670 7894615 8043570 8112762 8692245 9384165 9473538 9626337 9907290 9979985 10237533 10695930 11052461 11260998 11558505 11975982 12169143 13521270 13751910 13870206 13971979 14210307 14860935 15789230 16043895 17062555 17384490 17963973 18768330 19252674 19959970 20281905 20475066 20805309 22104922 23117010 23683845 23887577 24338286 27943958 28152495 28420614 29721870 29939955 30712599 32087790 33157383 34125110 34675515 35927946 40563810 41610618 41915937 42630921 47367690 47775154 48131685 51187665 53891919 55262305 56304990 59879910 60845715 61425198 66314766 69351030 69859895 71051535 71662731 83831874 85261842 89819865 92137797 96263370 99472149 102375330 104026545 105787841 107783838 110524610 119437885 121691430 125747811 139719790 142103070 143325462 153562995 165786915 179639730 184275594 198944298 208053090 209579685 211575682 213154605 214988193 238875770 251495622 269459595 298416447 307125990 317363523 331573830 358313655 377243433 419159370 426309210 429976386 460688985 497360745 528939205 538919190 596832894 628739055 634727046 644964579 716627310 740514887 754486866 921377970 952090569 994721490 1057878410 1074940965 1257478110 1289929158 1481029774 1492082235 1586817615 1886217165 1904181138 2149881930 2221544661 2856271707 2984164470 3173635230 3224822895 3702574435 3772434330 4443089322 4760452845 5712543414 6449645790 6664633983 7405148870 9520905690 11107723305 13329267966 14281358535 19993901949 22215446610 28562717070 33323169915 39987803898 66646339830 99969509745 199939019490
• Sum of all divisors σ(n): 651103764480
• Sum of proper divisors (its aliquot sum) s(n): 451164744990
• 199939019490 is an abundant number, because the sum of its proper divisors (451164744990) is greater than itself. Its abundance is 251225725500

Bases of 199939019490

• Binary: 10111010001101010010110101001011100010₂
• Hexadecimal: 0x2E8D4B52E2
• Base-36: 2JUMJ2SI

Squares and roots of 199939019490

• 199939019490 squared (199939019490²) is 39975611514622599860100
• 199939019490 cubed (199939019490³) is 7992684569746796413423005173349000
• The square root of 199939019490 is 447145.4120194011
• The cube root of 199939019490 is 5847.4410556983

Scales and comparisons

• 199,939,019,490 seconds is equal to 6,357 years, 23 weeks, 31 minutes, 30 seconds.
• To count from 1 to 199,939,019,490 would take you about twelve thousand, seven hundred fourteen 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 199939019490 cubic inches would be around 487.3 feet tall.

Recreational maths with 199939019490

• 199939019490 backwards is 094910939991
• 199939019490 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 199939019490's digits is 63
• More coming soon!