90012000400

Names of 90012000400

• Cardinal: 90012000400 can be written as Ninety billion, twelve million, four hundred.

Scientific notation

• Scientific notation: 9.00120004 × 10¹⁰

Factors of 90012000400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2157

Divisors of 90012000400

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 35 40 49 50 56 70 80 98 100 112 140 175 196 200 245 280 350 392 400 490 560 700 784 980 1225 1400 1960 2143 2450 2800 3920 4286 4900 8572 9800 10715 15001 17144 19600 21430 30002 34288 42860 53575 60004 75005 85720 105007 107150 120008 150010 171440 210014 214300 240016 300020 375025 420028 428600 525035 600040 750050 840056 857200 1050070 1200080 1500100 1680112 2100140 2625175 3000200 4200280 4592449 5250350 6000400 8400560 9184898 10500700 18369796 21001400 22962245 32147143 36739592 42002800 45924490 64294286 73479184 91848980 114811225 128588572 160735715 183697960 225030001 229622450 257177144 321471430 367395920 450060002 459244900 514354288 642942860 803678575 900120004 918489800 1125150005 1285885720 1607357150 1800240008 1836979600 2250300010 2571771440 3214714300 3600480016 4500600020 5625750025 6429428600 9001200040 11251500050 12858857200 18002400080 22503000100 45006000200 90012000400
• Sum of all divisors σ(n): 251678020761
• Sum of proper divisors (its aliquot sum) s(n): 161666020361
• 90012000400 is an abundant number, because the sum of its proper divisors (161666020361) is greater than itself. Its abundance is 71654019961

Bases of 90012000400

• Binary: 1010011110101001000100010000010010000₂
• Hexadecimal: 0x14F5222090
• Base-36: 15CMTK0G

Squares and roots of 90012000400

• 90012000400 squared (90012000400²) is 8102160216009600160000
• 90012000400 cubed (90012000400³) is 729291648604320216005760064000000
• 90012000400 is a perfect square number. Its square root is 300020
• The cube root of 90012000400 is 4481.6039178885

Scales and comparisons

• 90,012,000,400 seconds is equal to 2,862 years, 5 weeks, 2 days, 13 hours, 26 minutes, 40 seconds.
• To count from 1 to 90,012,000,400 would take you about five thousand, seven hundred twenty-four 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 90012000400 cubic inches would be around 373.5 feet tall.

Recreational maths with 90012000400

• 90012000400 backwards is 00400021009
• 90012000400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90012000400's digits is 16
• More coming soon!