Base | Representation |
---|---|
bin | 10000011111101… |
… | …11001110110011 |
3 | 100122101020100022 |
4 | 20033313032303 |
5 | 240411013430 |
6 | 21421514055 |
7 | 3300114623 |
oct | 1017671663 |
9 | 318336308 |
10 | 138376115 |
11 | 71123029 |
12 | 3a41292b |
13 | 2288c177 |
14 | 14540883 |
15 | c2354e5 |
hex | 83f73b3 |
138376115 has 8 divisors (see below), whose sum is σ = 170539440. Its totient is φ = 107708832.
The previous prime is 138376111. The next prime is 138376127. The reversal of 138376115 is 511673831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 138376115 - 22 = 138376111 is a prime.
It is not an unprimeable number, because it can be changed into a prime (138376111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373805 + ... + 374174.
It is an arithmetic number, because the mean of its divisors is an integer number (21317430).
Almost surely, 2138376115 is an apocalyptic number.
138376115 is a deficient number, since it is larger than the sum of its proper divisors (32163325).
138376115 is an equidigital number, since it uses as much as digits as its factorization.
138376115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748021.
The product of its digits is 15120, while the sum is 35.
The square root of 138376115 is about 11763.3377491255. The cubic root of 138376115 is about 517.2339753083.
The spelling of 138376115 in words is "one hundred thirty-eight million, three hundred seventy-six thousand, one hundred fifteen".
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