Base | Representation |
---|---|
bin | 1101110000010… |
… | …00111101001010 |
3 | 22001002220122220 |
4 | 12320020331022 |
5 | 214014130132 |
6 | 15240554510 |
7 | 2600466651 |
oct | 670107512 |
9 | 261086586 |
10 | 115380042 |
11 | 5a146808 |
12 | 32782a36 |
13 | 1ab9a11b |
14 | 11476198 |
15 | a1e1a2c |
hex | 6e08f4a |
115380042 has 8 divisors (see below), whose sum is σ = 230760096. Its totient is φ = 38460012.
The previous prime is 115380019. The next prime is 115380049. The reversal of 115380042 is 240083511.
It is a sphenic number, since it is the product of 3 distinct primes.
115380042 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 115379994 and 115380021.
It is not an unprimeable number, because it can be changed into a prime (115380049) 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 3 ways as a sum of consecutive naturals, for example, 9614998 + ... + 9615009.
It is an arithmetic number, because the mean of its divisors is an integer number (28845012).
Almost surely, 2115380042 is an apocalyptic number.
115380042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115380042 is a wasteful number, since it uses less digits than its factorization.
115380042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19230012.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 115380042 is about 10741.5102290134. The cubic root of 115380042 is about 486.8295119222.
The spelling of 115380042 in words is "one hundred fifteen million, three hundred eighty thousand, forty-two".
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