Base | Representation |
---|---|
bin | 10000101010101… |
… | …10100001111010 |
3 | 100202002100011121 |
4 | 20111112201322 |
5 | 241243040114 |
6 | 21512415454 |
7 | 3315260002 |
oct | 1025264172 |
9 | 322070147 |
10 | 139815034 |
11 | 71a16117 |
12 | 3a9a758a |
13 | 22c740b8 |
14 | 147d7002 |
15 | c41ba24 |
hex | 855687a |
139815034 has 16 divisors (see below), whose sum is σ = 221738400. Its totient is φ = 65934864.
The previous prime is 139815031. The next prime is 139815041. The reversal of 139815034 is 430518931.
It is not an unprimeable number, because it can be changed into a prime (139815031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669 + ... + 16735.
It is an arithmetic number, because the mean of its divisors is an integer number (13858650).
Almost surely, 2139815034 is an apocalyptic number.
139815034 is a deficient number, since it is larger than the sum of its proper divisors (81923366).
139815034 is a wasteful number, since it uses less digits than its factorization.
139815034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16317.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 139815034 is about 11824.3407427222. The cubic root of 139815034 is about 519.0206344361.
The spelling of 139815034 in words is "one hundred thirty-nine million, eight hundred fifteen thousand, thirty-four".
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