142890748

Names of 142890748

• Cardinal: 142890748 can be written as One hundred forty-two million, eight hundred ninety thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.42890748 × 10⁸

Factors of 142890748

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 441

Divisors of 142890748

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 11 13 14 22 26 28 44 52 77 91 127 143 154 182 254 281 286 308 364 508 562 572 889 1001 1124 1397 1651 1778 1967 2002 2794 3091 3302 3556 3653 3934 4004 5588 6182 6604 7306 7868 9779 11557 12364 14612 18161 19558 21637 23114 25571 35687 36322 39116 40183 43274 46228 51142 71374 72644 80366 86548 102284 127127 142748 160732 249809 254254 281281 392557 463931 499618 508508 562562 785114 927862 999236 1125124 1570228 1855724 2747899 3247517 5103241 5495798 6495034 10206482 10991596 12990068 20412964 35722687 71445374 142890748
• Sum of all divisors σ(n): 339591168
• Sum of proper divisors (its aliquot sum) s(n): 196700420
• 142890748 is an abundant number, because the sum of its proper divisors (196700420) is greater than itself. Its abundance is 53809672

Bases of 142890748

• Binary: 1000100001000101011011111100₂
• Hexadecimal: 0x88456FC
• Base-36: 2D2N7G

Squares and roots of 142890748

• 142890748 squared (142890748²) is 20417765863999504
• 142890748 cubed (142890748³) is 2917509836795755398188992
• The square root of 142890748 is 11953.6918146655
• The cube root of 142890748 is 522.7989458581

Scales and comparisons

• 142,890,748 seconds is equal to 4 years, 28 weeks, 1 day, 19 hours, 52 minutes, 28 seconds.
• To count from 1 to 142,890,748 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 142890748 cubic inches would be around 43.6 feet tall.

Recreational maths with 142890748

• 142890748 backwards is 847098241
• The number of decimal digits it has is: 9
• The sum of 142890748's digits is 43
• More coming soon!