142542189867

Names of 142542189867

• Cardinal: 142542189867 can be written as One hundred forty-two billion, five hundred forty-two million, one hundred eighty-nine thousand, eight hundred sixty-seven.

Scientific notation

• Scientific notation: 1.42542189867 × 10¹¹

Factors of 142542189867

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 454

Divisors of 142542189867

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 11 21 31 33 49 71 77 93 121 147 213 217 231 331 341 363 497 539 651 781 847 993 1023 1331 1491 1519 1617 2201 2317 2343 2387 2541 3479 3641 3751 3993 4557 5467 5929 6603 6951 7161 8591 9317 10261 10437 10923 11253 15407 16219 16401 16709 17787 23501 24211 25487 25773 26257 27951 30783 38269 40051 41261 46221 48657 50127 60137 65219 70503 71827 72633 76461 78771 94501 107849 112871 114807 120153 123783 164507 169477 178409 180411 183799 195657 215481 258511 266321 280357 283503 288827 323547 338613 420959 440561 493521 502789 508431 535227 551397 661507 728531 775533 790097 798963 841071 866481 1151549 1186339 1241581 1262877 1321683 1508367 1809577 1864247 1962499 1984521 2021789 2185593 2370291 2843621 2929531 3083927 3454647 3559017 3724743 4630549 5099717 5428731 5530679 5592741 5887497 6065367 8013841 8530863 8691067 8788593 9251781 12667039 13049729 13657391 13891647 15299151 16592037 19905347 20506717 21587489 24041523 26073201 31279831 35698019 38001117 39149187 40972173 56096887 59716041 60837469 61520151 64762467 88152251 93839493 95601737 107094057 139337429 143547019 168290661 182512407 218958817 264456753 286805211 392678209 418012287 430641057 617065757 656876451 669212159 969674761 1178034627 1532711719 1851197271 2007636477 2909024283 4319460299 4598135157 6787723327 12958380897 20363169981 47514063289 142542189867
• Sum of all divisors σ(n): 255326846976
• Sum of proper divisors (its aliquot sum) s(n): 112784657109
• 142542189867 is a deficient number, because the sum of its proper divisors (112784657109) is less than itself. Its deficiency is 29757532758

Bases of 142542189867

• Binary: 10000100110000001011010011010100101011₂
• Hexadecimal: 0x21302D352B
• Base-36: 1THDXTM3

Squares and roots of 142542189867

• 142542189867 squared (142542189867²) is 20318275892079877477689
• 142542189867 cubed (142542189867³) is 2896211539978938696954842494377363
• The square root of 142542189867 is 377547.5994719075
• The cube root of 142542189867 is 5223.7350614737

Scales and comparisons

• 142,542,189,867 seconds is equal to 4,532 years, 20 weeks, 5 days, 20 hours, 44 minutes, 27 seconds.
• To count from 1 to 142,542,189,867 would take you about nine thousand and sixty-four 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 142542189867 cubic inches would be around 435.3 feet tall.

Recreational maths with 142542189867

• 142542189867 backwards is 768981245241
• The number of decimal digits it has is: 12
• The sum of 142542189867's digits is 57
• More coming soon!