Base | Representation |
---|---|
bin | 1101101110110… |
… | …01010111010011 |
3 | 22000202000021002 |
4 | 12313121113103 |
5 | 213441410412 |
6 | 15232452215 |
7 | 2566025432 |
oct | 667312723 |
9 | 260660232 |
10 | 115185107 |
11 | 5a023304 |
12 | 326aa06b |
13 | 1ab2c48b |
14 | 11425119 |
15 | a1a3dc2 |
hex | 6dd95d3 |
115185107 has 4 divisors (see below), whose sum is σ = 118298256. Its totient is φ = 112071960.
The previous prime is 115185101. The next prime is 115185121. The reversal of 115185107 is 701581511.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 115185107 - 220 = 114136531 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 115185107.
It is not an unprimeable number, because it can be changed into a prime (115185101) 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 3 ways as a sum of consecutive naturals, for example, 1556519 + ... + 1556592.
It is an arithmetic number, because the mean of its divisors is an integer number (29574564).
Almost surely, 2115185107 is an apocalyptic number.
115185107 is a deficient number, since it is larger than the sum of its proper divisors (3113149).
115185107 is an equidigital number, since it uses as much as digits as its factorization.
115185107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3113148.
The product of its (nonzero) digits is 1400, while the sum is 29.
The square root of 115185107 is about 10732.4324828997. The cubic root of 115185107 is about 486.5551906324. Note that the first 3 decimals are identical.
The spelling of 115185107 in words is "one hundred fifteen million, one hundred eighty-five thousand, one hundred seven".
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