Base | Representation |
---|---|
bin | 11011100100000… |
… | …00010000010010 |
3 | 121010001210022021 |
4 | 31302000100102 |
5 | 433142241200 |
6 | 34535402054 |
7 | 5505161416 |
oct | 1562002022 |
9 | 533053267 |
10 | 231212050 |
11 | 109571043 |
12 | 6552332a |
13 | 38b94b84 |
14 | 229c8d46 |
15 | 1547241a |
hex | dc80412 |
231212050 has 12 divisors (see below), whose sum is σ = 430054506. Its totient is φ = 92484800.
The previous prime is 231211961. The next prime is 231212057. The reversal of 231212050 is 50212132.
It can be written as a sum of positive squares in 3 ways, for example, as 144889369 + 86322681 = 12037^2 + 9291^2 .
It is not an unprimeable number, because it can be changed into a prime (231212057) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2312071 + ... + 2312170.
Almost surely, 2231212050 is an apocalyptic number.
231212050 is a deficient number, since it is larger than the sum of its proper divisors (198842456).
231212050 is a wasteful number, since it uses less digits than its factorization.
231212050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4624253 (or 4624248 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 231212050 is about 15205.6584862347. The cubic root of 231212050 is about 613.7669347122.
Adding to 231212050 its reverse (50212132), we get a palindrome (281424182).
The spelling of 231212050 in words is "two hundred thirty-one million, two hundred twelve thousand, fifty".
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