61201390992

Names of 61201390992

• Cardinal: 61201390992 can be written as Sixty-one billion, two hundred one million, three hundred ninety thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 6.1201390992 × 10¹⁰

Factors of 61201390992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1006530

Divisors of 61201390992

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 181 336 362 543 724 1086 1267 1448 2172 2534 2896 3801 4344 5068 7602 8688 10136 15204 20272 30408 60816 1006337 2012674 3019011 4025348 6038022 7044359 8050696 12076044 14088718 16101392 21133077 24152088 28177436 42266154 48304176 56354872 84532308 112709744 169064616 182146997 338129232 364293994 546440991 728587988 1092881982 1275028979 1457175976 2185763964 2550057958 2914351952 3825086937 4371527928 5100115916 7650173874 8743055856 10200231832 15300347748 20400463664 30600695496 61201390992
• Sum of all divisors σ(n): 181688287872
• Sum of proper divisors (its aliquot sum) s(n): 120486896880
• 61201390992 is an abundant number, because the sum of its proper divisors (120486896880) is greater than itself. Its abundance is 59285505888

Bases of 61201390992

• Binary: 111000111111111000110001110110010000₂
• Hexadecimal: 0xE3FE31D90
• Base-36: S45Q7IO

Squares and roots of 61201390992

• 61201390992 squared (61201390992²) is 3745610259355658744064
• 61201390992 cubed (61201390992³) is 229236557986472196783184523071488
• The square root of 61201390992 is 247389.1488970363
• The cube root of 61201390992 is 3940.8245285811

Scales and comparisons

• 61,201,390,992 seconds is equal to 1,946 years, 5 days, 10 hours, 23 minutes, 12 seconds.
• To count from 1 to 61,201,390,992 would take you about three thousand, eight hundred ninety-two 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 61201390992 cubic inches would be around 328.4 feet tall.

Recreational maths with 61201390992

• 61201390992 backwards is 29909310216
• 61201390992 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61201390992's digits is 42
• More coming soon!