Base | Representation |
---|---|
bin | 1101110001010… |
… | …01110000010101 |
3 | 22001100201221201 |
4 | 12320221300111 |
5 | 214032430024 |
6 | 15243512501 |
7 | 2601566434 |
oct | 670516025 |
9 | 261321851 |
10 | 115514389 |
11 | 5a228741 |
12 | 32828731 |
13 | 1ac16313 |
14 | 114ad11b |
15 | a21b744 |
hex | 6e29c15 |
115514389 has 4 divisors (see below), whose sum is σ = 117472320. Its totient is φ = 113556460.
The previous prime is 115514387. The next prime is 115514411. The reversal of 115514389 is 983415511.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 115514389 - 21 = 115514387 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115514387) 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, 978877 + ... + 978994.
It is an arithmetic number, because the mean of its divisors is an integer number (29368080).
Almost surely, 2115514389 is an apocalyptic number.
It is an amenable number.
115514389 is a deficient number, since it is larger than the sum of its proper divisors (1957931).
115514389 is an equidigital number, since it uses as much as digits as its factorization.
115514389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1957930.
The product of its digits is 21600, while the sum is 37.
The square root of 115514389 is about 10747.7620461192. The cubic root of 115514389 is about 487.0183912538.
The spelling of 115514389 in words is "one hundred fifteen million, five hundred fourteen thousand, three hundred eighty-nine".
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