Base | Representation |
---|---|
bin | 11000001101110… |
… | …00100101100010 |
3 | 112011020010200001 |
4 | 30012320211202 |
5 | 404000144414 |
6 | 32053450214 |
7 | 5014405225 |
oct | 1406704542 |
9 | 464203601 |
10 | 203131234 |
11 | a4731559 |
12 | 5804096a |
13 | 331125c7 |
14 | 1cd995bc |
15 | 12c77074 |
hex | c1b8962 |
203131234 has 8 divisors (see below), whose sum is σ = 304759260. Its totient is φ = 101544816.
The previous prime is 203131217. The next prime is 203131241. The reversal of 203131234 is 432131302.
It can be written as a sum of positive squares in 2 ways, for example, as 144072009 + 59059225 = 12003^2 + 7685^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9172 + ... + 22144.
Almost surely, 2203131234 is an apocalyptic number.
203131234 is a deficient number, since it is larger than the sum of its proper divisors (101628026).
203131234 is a wasteful number, since it uses less digits than its factorization.
203131234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20804.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 203131234 is about 14252.4115152489. The cubic root of 203131234 is about 587.8396854976.
Adding to 203131234 its reverse (432131302), we get a palindrome (635262536).
The spelling of 203131234 in words is "two hundred three million, one hundred thirty-one thousand, two hundred thirty-four".
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