Base | Representation |
---|---|
bin | 1101101111011… |
… | …00011011111111 |
3 | 22000212222102120 |
4 | 12313230123333 |
5 | 214001410411 |
6 | 15234254023 |
7 | 2566502256 |
oct | 667543377 |
9 | 260788376 |
10 | 115263231 |
11 | 5a076a76 |
12 | 32727313 |
13 | 1ab58bc5 |
14 | 1144579d |
15 | a1bc106 |
hex | 6dec6ff |
115263231 has 8 divisors (see below), whose sum is σ = 153754800. Its totient is φ = 76806912.
The previous prime is 115263227. The next prime is 115263241. The reversal of 115263231 is 132362511.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 115263231 - 22 = 115263227 is a prime.
It is a super-2 number, since 2×1152632312 = 26571224841118722, which contains 22 as substring.
It is a plaindrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115263241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111 + ... + 15183.
It is an arithmetic number, because the mean of its divisors is an integer number (19219350).
Almost surely, 2115263231 is an apocalyptic number.
115263231 is a deficient number, since it is larger than the sum of its proper divisors (38491569).
115263231 is a wasteful number, since it uses less digits than its factorization.
115263231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17625.
The product of its digits is 1080, while the sum is 24.
The square root of 115263231 is about 10736.0714882121. The cubic root of 115263231 is about 486.6651673710.
The spelling of 115263231 in words is "one hundred fifteen million, two hundred sixty-three thousand, two hundred thirty-one".
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