142640398720

Names of 142640398720

• Cardinal: 142640398720 can be written as One hundred forty-two billion, six hundred forty million, three hundred ninety-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4264039872 × 10¹¹

Factors of 142640398720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1581

Divisors of 142640398720

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 103 128 160 206 320 412 515 640 824 1030 1471 1648 2060 2942 3296 4120 5884 6592 7355 8240 11768 13184 14710 16480 23536 29420 32960 47072 58840 65920 94144 117680 151513 188288 235360 303026 470720 606052 757565 941440 1212104 1515130 2163841 2424208 3030260 4327682 4848416 6060520 8655364 9696832 10819205 12121040 17310728 19393664 21638410 24242080 34621456 43276820 48484160 69242912 86553640 96968320 138485824 173107280 222875623 276971648 346214560 445751246 692429120 891502492 1114378115 1384858240 1783004984 2228756230 3566009968 4457512460 7132019936 8915024920 14264039872 17830049840 28528079744 35660099680 71320199360 142640398720
• Sum of all divisors σ(n): 344544604560
• Sum of proper divisors (its aliquot sum) s(n): 201904205840
• 142640398720 is an abundant number, because the sum of its proper divisors (201904205840) is greater than itself. Its abundance is 59263807120

Bases of 142640398720

• Binary: 10000100110110000001111100000110000000₂
• Hexadecimal: 0x213607C180
• Base-36: 1TJ0ES1S

Squares and roots of 142640398720

• 142640398720 squared (142640398720²) is 20346283347000577638400
• 142640398720 cubed (142640398720³) is 2902201969086258510411691982848000
• The square root of 142640398720 is 377677.6386285003
• The cube root of 142640398720 is 5224.9344707027

Scales and comparisons

• 142,640,398,720 seconds is equal to 4,535 years, 27 weeks, 1 day, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 142,640,398,720 would take you about nine thousand and seventy-one 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 142640398720 cubic inches would be around 435.4 feet tall.

Recreational maths with 142640398720

• 142640398720 backwards is 027893046241
• The number of decimal digits it has is: 12
• The sum of 142640398720's digits is 46
• More coming soon!