142504920

Names of 142504920

• Cardinal: 142504920 can be written as One hundred forty-two million, five hundred four thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.4250492 × 10⁸

Factors of 142504920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 191

Divisors of 142504920

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 181 216 243 270 324 360 362 405 486 540 543 648 724 729 810 905 972 1080 1086 1215 1448 1458 1620 1629 1810 1944 2172 2187 2430 2715 2916 3240 3258 3620 3645 4344 4374 4860 4887 5430 5832 6516 6561 7240 7290 8145 8748 9720 9774 10860 10935 13032 13122 14580 14661 16290 17496 19548 19683 21720 21870 24435 26244 29160 29322 32580 32805 39096 39366 43740 43983 48870 52488 58644 65160 65610 73305 78732 87480 87966 97740 98415 117288 131220 131949 146610 157464 175932 195480 196830 219915 262440 263898 293220 351864 393660 395847 439830 527796 586440 659745 787320 791694 879660 1055592 1187541 1319490 1583388 1759320 1979235 2375082 2638980 3166776 3562623 3958470 4750164 5277960 5937705 7125246 7916940 9500328 11875410 14250492 15833880 17813115 23750820 28500984 35626230 47501640 71252460 142504920
• Sum of all divisors σ(n): 483603120
• Sum of proper divisors (its aliquot sum) s(n): 341098200
• 142504920 is an abundant number, because the sum of its proper divisors (341098200) is greater than itself. Its abundance is 198593280

Bases of 142504920

• Binary: 1000011111100111001111011000₂
• Hexadecimal: 0x87E73D8
• Base-36: 2CUDI0

Squares and roots of 142504920

• 142504920 squared (142504920²) is 20307652224206400
• 142504920 cubed (142504920³) is 2893940355598355095488000
• The square root of 142504920 is 11937.5424606577
• The cube root of 142504920 is 522.3279746263

Scales and comparisons

• 142,504,920 seconds is equal to 4 years, 27 weeks, 4 days, 8 hours, 42 minutes.
• To count from 1 to 142,504,920 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 142504920 cubic inches would be around 43.5 feet tall.

Recreational maths with 142504920

• 142504920 backwards is 029405241
• 142504920 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142504920's digits is 27
• More coming soon!