Base | Representation |
---|---|
bin | 11011100010111… |
… | …10010101101111 |
3 | 121002210201202021 |
4 | 31301132111233 |
5 | 433123320020 |
6 | 34532411011 |
7 | 5504042416 |
oct | 1561362557 |
9 | 532721667 |
10 | 231073135 |
11 | 109486737 |
12 | 65476a67 |
13 | 38b46887 |
14 | 2299047d |
15 | 154461aa |
hex | dc5e56f |
231073135 has 8 divisors (see below), whose sum is σ = 279742320. Its totient is φ = 183222144.
The previous prime is 231073049. The next prime is 231073147. The reversal of 231073135 is 531370132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231073135 - 219 = 230548847 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203925 + ... + 205054.
It is an arithmetic number, because the mean of its divisors is an integer number (34967790).
Almost surely, 2231073135 is an apocalyptic number.
231073135 is a deficient number, since it is larger than the sum of its proper divisors (48669185).
231073135 is a wasteful number, since it uses less digits than its factorization.
231073135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409097.
The product of its (nonzero) digits is 1890, while the sum is 25.
The square root of 231073135 is about 15201.0899280282. The cubic root of 231073135 is about 613.6439905508.
The spelling of 231073135 in words is "two hundred thirty-one million, seventy-three thousand, one hundred thirty-five".
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