Base | Representation |
---|---|
bin | 1101110000011… |
… | …10010110100001 |
3 | 22001011000222112 |
4 | 12320032112201 |
5 | 214020332040 |
6 | 15241245105 |
7 | 2600621255 |
oct | 670162641 |
9 | 261130875 |
10 | 115402145 |
11 | 5a161381 |
12 | 32793795 |
13 | 1aba71c1 |
14 | 11480265 |
15 | a1e8365 |
hex | 6e0e5a1 |
115402145 has 8 divisors (see below), whose sum is σ = 138640704. Its totient is φ = 92216304.
The previous prime is 115402141. The next prime is 115402151. The reversal of 115402145 is 541204511.
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 115402145 - 22 = 115402141 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 115402145.
It is not an unprimeable number, because it can be changed into a prime (115402141) 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, 8189 + ... + 17258.
It is an arithmetic number, because the mean of its divisors is an integer number (17330088).
Almost surely, 2115402145 is an apocalyptic number.
It is an amenable number.
115402145 is a deficient number, since it is larger than the sum of its proper divisors (23238559).
115402145 is an equidigital number, since it uses as much as digits as its factorization.
115402145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26359.
The product of its (nonzero) digits is 800, while the sum is 23.
The square root of 115402145 is about 10742.5390387934. The cubic root of 115402145 is about 486.8605967485.
Adding to 115402145 its reverse (541204511), we get a palindrome (656606656).
The spelling of 115402145 in words is "one hundred fifteen million, four hundred two thousand, one hundred forty-five".
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