142891361145

Names of 142891361145

• Cardinal: 142891361145 can be written as One hundred forty-two billion, eight hundred ninety-one million, three hundred sixty-one thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 1.42891361145 × 10¹¹

Factors of 142891361145

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 13324

Divisors of 142891361145

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 13 15 17 19 27 39 45 51 57 65 85 95 117 135 153 171 195 221 247 255 285 323 351 361 459 513 585 663 741 765 855 969 1083 1105 1235 1615 1755 1805 1989 2223 2295 2565 2907 3249 3315 3705 4199 4693 4845 5415 5967 6137 6669 8721 9747 9945 11115 12597 13267 14079 14535 16245 18411 20995 23465 29835 30685 33345 37791 39801 42237 43605 48735 55233 62985 66335 70395 79781 92055 113373 119403 126711 165699 172471 188955 199005 211185 225539 239343 252073 276165 358209 398905 517413 566865 597015 633555 676617 718029 756219 828495 862355 1127695 1196715 1260365 1552239 1791045 2029851 2154087 2268657 2587065 2932007 3276949 3383085 3590145 3781095 4285241 4656717 4789387 6089553 6805971 7761195 8796021 9830847 10149255 10770435 11343285 12855723 14368161 14660035 16384745 21426205 23283585 23946935 26388063 29492541 30447765 34029855 38567169 43104483 43980105 49154235 55708133 62262031 64278615 71840805 79164189 81419579 88477623 115701507 129313449 131940315 147462705 167124399 186786093 192835845 215522415 244258737 278540665 311310155 395820945 407097895 442388115 501373197 560358279 578507535 646567245 732776211 835621995 933930465 1058454527 1221293685 1504119591 1681074837 2198328633 2506865985 2801791395 3175363581 3663881055 5292272635 7520597955 8405374185 9526090743 10991643165 15876817905 28578272229 47630453715 142891361145
• Sum of all divisors σ(n): 305732931840
• Sum of proper divisors (its aliquot sum) s(n): 162841570695
• 142891361145 is an abundant number, because the sum of its proper divisors (162841570695) is greater than itself. Its abundance is 19950209550

Bases of 142891361145

• Binary: 10000101000100111111010010001101111001₂
• Hexadecimal: 0x2144FD2379
• Base-36: 1TN5TRW9

Squares and roots of 142891361145

• 142891361145 squared (142891361145²) is 20417941089870815711025
• 142891361145 cubed (142891361145³) is 2917547394110065629159813233123625
• The square root of 142891361145 is 378009.7368388809
• The cube root of 142891361145 is 5227.9969363469

Scales and comparisons

• 142,891,361,145 seconds is equal to 4,543 years, 26 weeks, 1 day, 4 hours, 45 minutes, 45 seconds.
• To count from 1 to 142,891,361,145 would take you about nine thousand and eighty-seven 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 142891361145 cubic inches would be around 435.7 feet tall.

Recreational maths with 142891361145

• 142891361145 backwards is 541163198241
• 142891361145 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142891361145's digits is 45
• More coming soon!