142974624

Names of 142974624

• Cardinal: 142974624 can be written as One hundred forty-two million, nine hundred seventy-four thousand, six hundred twenty-four.

Scientific notation

• Scientific notation: 1.42974624 × 10⁸

Factors of 142974624

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 351

Divisors of 142974624

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 23 24 26 32 34 39 46 48 51 52 68 69 78 92 96 102 104 136 138 156 184 204 208 221 272 276 293 299 312 368 391 408 416 442 544 552 586 598 624 663 736 782 816 879 884 897 1104 1172 1173 1196 1248 1326 1564 1632 1758 1768 1794 2208 2344 2346 2392 2652 3128 3516 3536 3588 3809 4688 4692 4784 4981 5083 5304 6256 6739 7032 7072 7176 7618 9376 9384 9568 9962 10166 10608 11427 12512 13478 14064 14352 14943 15236 15249 18768 19924 20217 20332 21216 22854 26956 28128 28704 29886 30472 30498 37536 39848 40434 40664 45708 53912 59772 60944 60996 64753 79696 80868 81328 87607 91416 107824 114563 119544 121888 121992 129506 159392 161736 162656 175214 182832 194259 215648 229126 239088 243984 259012 262821 323472 343689 350428 365664 388518 458252 478176 487968 518024 525642 646944 687378 700856 777036 916504 1036048 1051284 1374756 1401712 1489319 1554072 1833008 2072096 2102568 2749512 2803424 2978638 3108144 3666016 4205136 4467957 5499024 5957276 6216288 8410272 8935914 10998048 11914552 17871828 23829104 35743656 47658208 71487312 142974624
• Sum of all divisors σ(n): 448084224
• Sum of proper divisors (its aliquot sum) s(n): 305109600
• 142974624 is an abundant number, because the sum of its proper divisors (305109600) is greater than itself. Its abundance is 162134976

Bases of 142974624

• Binary: 1000100001011001111010100000₂
• Hexadecimal: 0x8859EA0
• Base-36: 2D4FXC

Squares and roots of 142974624

• 142974624 squared (142974624²) is 20441743107941376
• 142974624 cubed (142974624³) is 2922650534762509647642624
• The square root of 142974624 is 11957.1996721641
• The cube root of 142974624 is 522.9012191165

Scales and comparisons

• 142,974,624 seconds is equal to 4 years, 28 weeks, 2 days, 19 hours, 10 minutes, 24 seconds.
• To count from 1 to 142,974,624 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 142974624 cubic inches would be around 43.6 feet tall.

Recreational maths with 142974624

• 142974624 backwards is 426479241
• 142974624 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142974624's digits is 39
• More coming soon!