55155879440

Names of 55155879440

• Cardinal: 55155879440 can be written as Fifty-five billion, one hundred fifty-five million, eight hundred seventy-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 5.515587944 × 10¹⁰

Factors of 55155879440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 82773

Divisors of 55155879440

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 9397 18794 37588 46985 73369 75176 93970 146738 150352 187940 293476 366845 375880 586952 733690 751760 1173904 1467380 2934760 5869520 689448493 1378896986 2757793972 3447242465 5515587944 6894484930 11031175888 13788969860 27577939720 55155879440
• Sum of all divisors σ(n): 128252814360
• Sum of proper divisors (its aliquot sum) s(n): 73096934920
• 55155879440 is an abundant number, because the sum of its proper divisors (73096934920) is greater than itself. Its abundance is 17941055480

Bases of 55155879440

• Binary: 110011010111100010111110111000010000₂
• Hexadecimal: 0xCD78BEE10
• Base-36: PC6DWY8

Squares and roots of 55155879440

• 55155879440 squared (55155879440²) is 3042171036799814713600
• 55155879440 cubed (55155879440³) is 167793618941590383757659728384000
• The square root of 55155879440 is 234852.8889326251
• The cube root of 55155879440 is 3806.5418119479

Scales and comparisons

• 55,155,879,440 seconds is equal to 1,753 years, 40 weeks, 6 days, 5 hours, 37 minutes, 20 seconds.
• To count from 1 to 55,155,879,440 would take you about three thousand, five hundred seven 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 55155879440 cubic inches would be around 317.2 feet tall.

Recreational maths with 55155879440

• 55155879440 backwards is 04497855155
• The number of decimal digits it has is: 11
• The sum of 55155879440's digits is 53
• More coming soon!