142545744

Names of 142545744

• Cardinal: 142545744 can be written as One hundred forty-two million, five hundred forty-five thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.42545744 × 10⁸

Factors of 142545744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 117

Divisors of 142545744

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 101 108 121 132 144 162 176 198 202 216 242 243 264 297 303 324 363 396 404 432 484 486 528 594 606 648 726 729 792 808 891 909 968 972 1089 1111 1188 1212 1296 1452 1458 1584 1616 1782 1818 1936 1944 2178 2222 2376 2424 2673 2727 2904 2916 3267 3333 3564 3636 3888 4356 4444 4752 4848 5346 5454 5808 5832 6534 6666 7128 7272 8019 8181 8712 8888 9801 9999 10692 10908 11664 12221 13068 13332 14256 14544 16038 16362 17424 17776 19602 19998 21384 21816 24442 24543 26136 26664 29403 29997 32076 32724 36663 39204 39996 42768 43632 48884 49086 52272 53328 58806 59994 64152 65448 73326 73629 78408 79992 88209 89991 97768 98172 109989 117612 119988 128304 130896 146652 147258 156816 159984 176418 179982 195536 196344 219978 235224 239976 269973 293304 294516 329967 352836 359964 392688 439956 470448 479952 539946 586608 589032 659934 705672 719928 809919 879912 989901 1079892 1178064 1319868 1411344 1439856 1619838 1759824 1979802 2159784 2639736 2969703 3239676 3959604 4319568 5279472 5939406 6479352 7919208 8909109 11878812 12958704 15838416 17818218 23757624 35636436 47515248 71272872 142545744
• Sum of all divisors σ(n): 459656778
• Sum of proper divisors (its aliquot sum) s(n): 317111034
• 142545744 is an abundant number, because the sum of its proper divisors (317111034) is greater than itself. Its abundance is 174565290

Bases of 142545744

• Binary: 1000011111110001001101010000₂
• Hexadecimal: 0x87F1350
• Base-36: 2CV900

Squares and roots of 142545744

• 142545744 squared (142545744²) is 20319289132513536
• 142545744 cubed (142545744³) is 2896428186945256579190784
• The square root of 142545744 is 11939.2522378917
• The cube root of 142545744 is 522.3778477145

Scales and comparisons

• 142,545,744 seconds is equal to 4 years, 27 weeks, 4 days, 20 hours, 2 minutes, 24 seconds.
• To count from 1 to 142,545,744 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 142545744 cubic inches would be around 43.5 feet tall.

Recreational maths with 142545744

• 142545744 backwards is 447545241
• 142545744 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142545744's digits is 36
• More coming soon!