Base | Representation |
---|---|
bin | 1101101111001… |
… | …00110111110011 |
3 | 22000211101220212 |
4 | 12313210313303 |
5 | 213444412433 |
6 | 15233454335 |
7 | 2566313030 |
oct | 667446763 |
9 | 260741825 |
10 | 115232243 |
11 | 5a055765 |
12 | 327113ab |
13 | 1ab47a79 |
14 | 11438387 |
15 | a1b2d48 |
hex | 6de4df3 |
115232243 has 4 divisors (see below), whose sum is σ = 131694000. Its totient is φ = 98770488.
The previous prime is 115232197. The next prime is 115232267. The reversal of 115232243 is 342232511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342232511 = 2371 ⋅144341.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-115232243 is a prime.
It is a super-2 number, since 2×1152322432 = 26556939653622098, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (115232543) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8230868 + ... + 8230881.
It is an arithmetic number, because the mean of its divisors is an integer number (32923500).
Almost surely, 2115232243 is an apocalyptic number.
115232243 is a deficient number, since it is larger than the sum of its proper divisors (16461757).
115232243 is an equidigital number, since it uses as much as digits as its factorization.
115232243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16461756.
The product of its digits is 1440, while the sum is 23.
The square root of 115232243 is about 10734.6282189930. The cubic root of 115232243 is about 486.6215508833.
Adding to 115232243 its reverse (342232511), we get a palindrome (457464754).
The spelling of 115232243 in words is "one hundred fifteen million, two hundred thirty-two thousand, two hundred forty-three".
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