143969742

Names of 143969742

• Cardinal: 143969742 can be written as One hundred forty-three million, nine hundred sixty-nine thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 1.43969742 × 10⁸

Factors of 143969742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 233

Divisors of 143969742

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 23 42 46 47 49 63 69 94 98 126 138 141 147 151 161 207 282 294 302 322 329 414 423 441 453 483 658 846 882 906 966 987 1057 1081 1127 1359 1449 1974 2114 2162 2254 2303 2718 2898 2961 3171 3243 3381 3473 4606 5922 6342 6486 6762 6909 6946 7097 7399 7567 9513 9729 10143 10419 13818 14194 14798 15134 19026 19458 20286 20727 20838 21291 22197 22701 24311 31257 41454 42582 44394 45402 48622 49679 52969 62514 63873 66591 68103 72933 99358 105938 127746 133182 136206 145866 149037 158907 163231 170177 218799 298074 317814 326462 340354 347753 437598 447111 476721 489693 510531 695506 894222 953442 979386 1021062 1043259 1142617 1469079 1531593 2086518 2285234 2938158 3063186 3129777 3427851 6259554 6855702 7998319 10283553 15996638 20567106 23994957 47989914 71984871 143969742
• Sum of all divisors σ(n): 389256192
• Sum of proper divisors (its aliquot sum) s(n): 245286450
• 143969742 is an abundant number, because the sum of its proper divisors (245286450) is greater than itself. Its abundance is 101316708

Bases of 143969742

• Binary: 1000100101001100110111001110₂
• Hexadecimal: 0x894CDCE
• Base-36: 2DPRRI

Squares and roots of 143969742

• 143969742 squared (143969742²) is 20727286611546564
• 143969742 cubed (143969742³) is 2984102105824413040066488
• The square root of 143969742 is 11998.7391837643
• The cube root of 143969742 is 524.1115640509

Scales and comparisons

• 143,969,742 seconds is equal to 4 years, 30 weeks, 7 hours, 35 minutes, 42 seconds.
• To count from 1 to 143,969,742 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 143969742 cubic inches would be around 43.7 feet tall.

Recreational maths with 143969742

• 143969742 backwards is 247969341
• The number of decimal digits it has is: 9
• The sum of 143969742's digits is 45
• More coming soon!