142977312

Names of 142977312

• Cardinal: 142977312 can be written as One hundred forty-two million, nine hundred seventy-seven thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.42977312 × 10⁸

Factors of 142977312

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 232

Divisors of 142977312

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 227 243 288 324 432 454 486 648 681 729 864 908 972 1296 1362 1458 1816 1944 2043 2187 2592 2724 2916 3632 3888 4086 4374 5448 5832 6129 6561 7264 7776 8172 8748 10896 11664 12258 13122 16344 17496 18387 19683 21792 23328 24516 26244 32688 34992 36774 39366 49032 52488 55161 65376 69984 73548 78732 98064 104976 110322 147096 157464 165483 196128 209952 220644 294192 314928 330966 441288 496449 588384 629856 661932 882576 992898 1323864 1489347 1765152 1985796 2647728 2978694 3971592 4468041 5295456 5957388 7943184 8936082 11914776 15886368 17872164 23829552 35744328 47659104 71488656 142977312
• Sum of all divisors σ(n): 424082736
• Sum of proper divisors (its aliquot sum) s(n): 281105424
• 142977312 is an abundant number, because the sum of its proper divisors (281105424) is greater than itself. Its abundance is 138128112

Bases of 142977312

• Binary: 1000100001011010100100100000₂
• Hexadecimal: 0x885A920
• Base-36: 2D4I00

Squares and roots of 142977312

• 142977312 squared (142977312²) is 20442511746745344
• 142977312 cubed (142977312³) is 2922815380078074033635328
• The square root of 142977312 is 11957.3120725353
• The cube root of 142977312 is 522.9044960377

Scales and comparisons

• 142,977,312 seconds is equal to 4 years, 28 weeks, 2 days, 19 hours, 55 minutes, 12 seconds.
• To count from 1 to 142,977,312 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 142977312 cubic inches would be around 43.6 feet tall.

Recreational maths with 142977312

• 142977312 backwards is 213779241
• 142977312 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142977312's digits is 36
• More coming soon!