138899222
138,899,222 is an even composite number composed of five prime numbers multiplied together.
138899222 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138899222:
2 × 73 × 11 × 79 × 233
(2 × 7 × 7 × 7 × 11 × 79 × 233)See below for interesting mathematical facts about the number 138899222 from the Numbermatics database.
Names of 138899222
- Cardinal: 138899222 can be written as One hundred thirty-eight million, eight hundred ninety-nine thousand, two hundred twenty-two.
Scientific notation
- Scientific notation: 1.38899222 × 108
Factors of 138899222
Divisors of 138899222
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 7 11 14 22 49 77 79 98 154 158 233 343 466 539 553 686 869 1078 1106 1631 1738 2563 3262 3773 3871 5126 6083 7546 7742 11417 12166 17941 18407 22834 27097 35882 36814 42581 54194 79919 85162 125587 128849 159838 202477 251174 257698 298067 404954 596134 879109 901943 1417339 1758218 1803886 2834678 6313601 9921373 12627202 19842746 69449611 138899222
- Sum of all divisors σ(n): 269568000
- Sum of proper divisors (its aliquot sum) s(n): 130668778
- 138899222 is a deficient number, because the sum of its proper divisors (130668778) is less than itself. Its deficiency is 8230444
Bases of 138899222
- Binary: 10000100011101101111000101102
- Hexadecimal: 0x8476F16
- Base-36: 2AP3BQ
Squares and roots of 138899222
- 138899222 squared (1388992222) is 19292993872205284
- 138899222 cubed (1388992223) is 2679781838900081371889048
-
The
square root of 138899222 is 11785.5514083983 -
The
cube root of 138899222 is 517.8849269587
Scales and comparisons
How big is 138899222?- 138,899,222 seconds is equal to 4 years, 21 weeks, 4 days, 15 hours, 7 minutes, 2 seconds.
-
To count from 1 to 138,899,222 would take you about six 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 138899222 cubic inches would be around 43.2 feet tall.
Recreational maths with 138899222
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