70020450

Names of 70020450

• Cardinal: 70020450 can be written as Seventy million, twenty thousand, four hundred fifty.

Scientific notation

• Scientific notation: 7.002045 × 10⁷

Factors of 70020450

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 140

Divisors of 70020450

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 25 27 30 34 45 50 51 54 75 81 85 90 102 113 135 150 153 162 170 225 226 243 255 270 306 339 405 425 450 459 486 510 565 675 678 729 765 810 850 918 1017 1130 1215 1275 1350 1377 1458 1530 1695 1921 2025 2034 2295 2430 2550 2754 2825 3051 3390 3645 3825 3842 4050 4131 4590 5085 5650 5763 6075 6102 6885 7290 7650 8262 8475 9153 9605 10170 11475 11526 12150 12393 13770 15255 16950 17289 18225 18306 19210 20655 22950 24786 25425 27459 28815 30510 34425 34578 36450 41310 45765 48025 50850 51867 54918 57630 61965 68850 76275 82377 86445 91530 96050 103275 103734 123930 137295 144075 152550 155601 164754 172890 206550 228825 259335 274590 288150 309825 311202 411885 432225 457650 466803 518670 619650 686475 778005 823770 864450 933606 1296675 1372950 1400409 1556010 2059425 2334015 2593350 2800818 3890025 4118850 4668030 7002045 7780050 11670075 14004090 23340150 35010225 70020450
• Sum of all divisors σ(n): 208583748
• Sum of proper divisors (its aliquot sum) s(n): 138563298
• 70020450 is an abundant number, because the sum of its proper divisors (138563298) is greater than itself. Its abundance is 68542848

Bases of 70020450

• Binary: 100001011000110110101100010₂
• Hexadecimal: 0x42C6D62
• Base-36: 15OS4I

Squares and roots of 70020450

• 70020450 squared (70020450²) is 4902863418202500
• 70020450 cubed (70020450³) is 343300702831077241125000
• The square root of 70020450 is 8367.8222973483
• The cube root of 70020450 is 412.1686595421

Scales and comparisons

• 70,020,450 seconds is equal to 2 years, 11 weeks, 5 days, 10 hours, 7 minutes, 30 seconds.
• To count from 1 to 70,020,450 would take you about three 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 70020450 cubic inches would be around 34.3 feet tall.

Recreational maths with 70020450

• 70020450 backwards is 05402007
• 70020450 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 70020450's digits is 18
• More coming soon!