142918620390

Names of 142918620390

• Cardinal: 142918620390 can be written as One hundred forty-two billion, nine hundred eighteen million, six hundred twenty thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.4291862039 × 10¹¹

Factors of 142918620390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 328

Divisors of 142918620390

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 17 18 21 26 30 34 35 39 42 45 51 63 65 70 78 85 90 91 102 105 117 119 126 130 153 169 170 182 195 210 221 234 238 255 273 281 306 315 338 357 390 442 455 507 510 546 562 585 595 630 663 714 765 819 843 845 910 1014 1071 1105 1170 1183 1190 1326 1365 1405 1521 1530 1547 1638 1686 1690 1785 1967 1989 2142 2210 2366 2529 2535 2730 2810 2873 3042 3094 3315 3549 3570 3653 3934 3978 4095 4215 4641 4777 5058 5070 5355 5746 5901 5915 6630 7098 7306 7605 7735 8190 8430 8619 9282 9554 9835 9945 10647 10710 10959 11802 11830 12645 13923 14331 14365 15210 15470 17238 17703 17745 18265 19670 19890 20111 21294 21918 23205 23885 25290 25571 25857 27846 28662 28730 29505 32877 33439 35406 35490 36530 40222 42993 43095 46410 47489 47770 51142 51714 53235 54795 59010 60333 62101 65754 66878 69615 71655 76713 78961 85986 86190 88515 94978 100317 100555 106470 109590 120666 124202 127855 129285 139230 142467 143310 153426 157922 164385 167195 177030 180999 186303 200634 201110 214965 230139 236883 237445 255710 258570 284934 300951 301665 310505 328770 332423 334390 361998 372606 383565 394805 427401 429930 434707 460278 473766 474890 501585 552727 558909 601902 603330 621010 664846 710649 712335 767130 789610 807313 854802 869414 904995 931515 997269 1003170 1026493 1105454 1117818 1150695 1184415 1304121 1342337 1421298 1424670 1504755 1614626 1658181 1662115 1809990 1863030 1994538 2052986 2137005 2173535 2301390 2368830 2421939 2608242 2684674 2763635 2794545 2991807 3009510 3079479 3316362 3324230 3553245 3912363 4027011 4036565 4274010 4347070 4843878 4974543 4986345 5132465 5527270 5589090 5651191 5983614 6158958 6520605 6711685 7106490 7185451 7265817 7824726 8054022 8073130 8290905 9238437 9396359 9949086 9972690 10264930 11302382 12081033 12109695 13041210 13344409 13423370 14370902 14531634 14959035 15397395 16581810 16953573 17450381 18476874 18792718 19561815 20135055 21556353 24162066 24219390 24872715 26688818 28189077 28255955 29918070 30794790 33907146 34900762 35927255 36329085 39123630 40033227 40270110 43112706 46192185 46981795 49745430 50860719 52351143 56378154 56511910 60405165 64669059 66722045 71854510 72658170 80066454 84567231 84767865 87251905 92384370 93410863 93963590 101721438 104702286 107781765 120099681 120810330 122152667 129338118 133444090 140945385 157053429 169134462 169535730 174503810 186821726 200166135 215563530 226854953 240199362 244305334 254303595 261755715 280232589 281890770 314106858 323345295 366458001 400332270 422836155 453709906 467054315 508607190 523511430 560465178 600498405 610763335 646690590 680564859 732916002 785267145 840697767 845672310 934108630 1099374003 1134274765 1200996810 1221526670 1361129718 1401162945 1570534290 1587984671 1681395534 1832290005 2041694577 2198748006 2268549530 2802325890 3175969342 3402824295 3664580010 4083389154 4203488835 4763954013 5496870015 6805648590 7939923355 8406977670 9527908026 10208472885 10993740030 14291862039 15879846710 20416945770 23819770065 28583724078 47639540130 71459310195 142918620390
• Sum of all divisors σ(n): 488641499424
• Sum of proper divisors (its aliquot sum) s(n): 345722879034
• 142918620390 is an abundant number, because the sum of its proper divisors (345722879034) is greater than itself. Its abundance is 202804258644

Bases of 142918620390

• Binary: 10000101000110100111010001010011100110₂
• Hexadecimal: 0x21469D14E6
• Base-36: 1TNM219I

Squares and roots of 142918620390

• 142918620390 squared (142918620390²) is 20425732054180923752100
• 142918620390 cubed (142918620390³) is 2919217445639338354105914365319000
• The square root of 142918620390 is 378045.7913930533
• The cube root of 142918620390 is 5228.3293618273

Scales and comparisons

• 142,918,620,390 seconds is equal to 4,544 years, 19 weeks, 1 day, 16 hours, 46 minutes, 30 seconds.
• To count from 1 to 142,918,620,390 would take you about nine thousand and eighty-eight 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 142918620390 cubic inches would be around 435.7 feet tall.

Recreational maths with 142918620390

• 142918620390 backwards is 093026819241
• 142918620390 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142918620390's digits is 45
• More coming soon!