138456135
138,456,135 is an odd composite number composed of four prime numbers multiplied together.
138456135 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 138456135:
34 × 5 × 192 × 947
(3 × 3 × 3 × 3 × 5 × 19 × 19 × 947)See below for interesting mathematical facts about the number 138456135 from the Numbermatics database.
Names of 138456135
- Cardinal: 138456135 can be written as One hundred thirty-eight million, four hundred fifty-six thousand, one hundred thirty-five.
Scientific notation
- Scientific notation: 1.38456135 × 108
Factors of 138456135
Divisors of 138456135
- Number of divisors d(n): 60
-
Complete list of divisors:
1 3 5 9 15 19 27 45 57 81 95 135 171 285 361 405 513 855 947 1083 1539 1805 2565 2841 3249 4735 5415 7695 8523 9747 14205 16245 17993 25569 29241 42615 48735 53979 76707 89965 127845 146205 161937 269895 341867 383535 485811 809685 1025601 1457433 1709335 2429055 3076803 5128005 7287165 9230409 15384015 27691227 46152045 138456135
- Sum of all divisors σ(n): 262222488
- Sum of proper divisors (its aliquot sum) s(n): 123766353
- 138456135 is a deficient number, because the sum of its proper divisors (123766353) is less than itself. Its deficiency is 14689782
Bases of 138456135
- Binary: 10000100000010101100010001112
- Hexadecimal: 0x840AC47
- Base-36: 2AFLFR
Squares and roots of 138456135
- 138456135 squared (1384561352) is 19170101319138225
- 138456135 cubed (1384561353) is 2654218136206280164260375
-
The
square root of 138456135 is 11766.7385030857 -
The
cube root of 138456135 is 517.3336579429
Scales and comparisons
How big is 138456135?- 138,456,135 seconds is equal to 4 years, 20 weeks, 6 days, 12 hours, 2 minutes, 15 seconds.
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To count from 1 to 138,456,135 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 138456135 cubic inches would be around 43.1 feet tall.
Recreational maths with 138456135
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