142705836

Names of 142705836

• Cardinal: 142705836 can be written as One hundred forty-two million, seven hundred five thousand, eight hundred thirty-six.

Scientific notation

• Scientific notation: 1.42705836 × 10⁸

Factors of 142705836

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 152

Divisors of 142705836

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 49 52 63 78 84 91 98 117 126 127 147 156 182 196 234 252 254 273 294 343 364 381 441 468 508 546 588 637 686 762 819 882 889 1029 1092 1143 1274 1372 1524 1638 1651 1764 1778 1911 2058 2286 2401 2548 2667 3087 3276 3302 3556 3822 4116 4459 4572 4802 4953 5334 5733 6174 6223 6604 7203 7644 8001 8918 9604 9906 10668 11466 11557 12348 12446 13377 14406 14859 16002 17836 18669 19812 21609 22932 23114 24892 26754 28812 29718 31213 32004 34671 37338 40131 43218 43561 46228 53508 56007 59436 62426 69342 74676 80262 80899 86436 87122 93639 104013 112014 124852 130683 138684 160524 161798 174244 187278 208026 224028 242697 261366 280917 304927 323596 374556 392049 416052 485394 522732 561834 566293 609854 728091 784098 914781 970788 1123668 1132586 1219708 1456182 1568196 1698879 1829562 2265172 2744343 2912364 3397758 3659124 3964051 5096637 5488686 6795516 7928102 10193274 10977372 11892153 15856204 20386548 23784306 35676459 47568612 71352918 142705836
• Sum of all divisors σ(n): 456764672
• Sum of proper divisors (its aliquot sum) s(n): 314058836
• 142705836 is an abundant number, because the sum of its proper divisors (314058836) is greater than itself. Its abundance is 171353000

Bases of 142705836

• Binary: 1000100000011000010010101100₂
• Hexadecimal: 0x88184AC
• Base-36: 2CYOJ0

Squares and roots of 142705836

• 142705836 squared (142705836²) is 20364955628458896
• 142705836 cubed (142705836³) is 2906198018062132145317056
• The square root of 142705836 is 11945.9547964991
• The cube root of 142705836 is 522.5733340289

Scales and comparisons

• 142,705,836 seconds is equal to 4 years, 27 weeks, 6 days, 16 hours, 30 minutes, 36 seconds.
• To count from 1 to 142,705,836 would take you about six 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 142705836 cubic inches would be around 43.5 feet tall.

Recreational maths with 142705836

• 142705836 backwards is 638507241
• 142705836 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142705836's digits is 36
• More coming soon!