145022724

Names of 145022724

• Cardinal: 145022724 can be written as One hundred forty-five million, twenty-two thousand, seven hundred twenty-four.

Scientific notation

• Scientific notation: 1.45022724 × 10⁸

Factors of 145022724

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5836

Divisors of 145022724

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 77 81 84 99 108 126 132 154 162 189 198 231 252 297 308 324 378 396 462 567 594 693 756 891 924 1134 1188 1386 1782 2079 2268 2772 3564 4158 5813 6237 8316 11626 12474 17439 23252 24948 34878 40691 52317 63943 69756 81382 104634 122073 127886 156951 162764 191829 209268 244146 255772 313902 366219 383658 447601 470853 488292 575487 627804 732438 767316 895202 941706 1098657 1150974 1342803 1464876 1726461 1790404 1883412 2197314 2301948 2685606 3295971 3452922 4028409 4394628 5179383 5371212 6591942 6905844 8056818 10358766 12085227 13183884 16113636 20717532 24170454 36255681 48340908 72511362 145022724
• Sum of all divisors σ(n): 472747968
• Sum of proper divisors (its aliquot sum) s(n): 327725244
• 145022724 is an abundant number, because the sum of its proper divisors (327725244) is greater than itself. Its abundance is 182702520

Bases of 145022724

• Binary: 1000101001001101111100000100₂
• Hexadecimal: 0x8A4DF04
• Base-36: 2ECC90

Squares and roots of 145022724

• 145022724 squared (145022724²) is 21031590476380176
• 145022724 cubed (145022724³) is 3050058540937110783119424
• The square root of 145022724 is 12042.5381045691
• The cube root of 145022724 is 525.3862300757

Scales and comparisons

• 145,022,724 seconds is equal to 4 years, 31 weeks, 5 days, 12 hours, 5 minutes, 24 seconds.
• To count from 1 to 145,022,724 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 145022724 cubic inches would be around 43.8 feet tall.

Recreational maths with 145022724

• 145022724 backwards is 427220541
• 145022724 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 145022724's digits is 27
• More coming soon!