Base | Representation |
---|---|
bin | 11011110011010… |
… | …00100110000101 |
3 | 121020211102010100 |
4 | 31321220212011 |
5 | 434200243133 |
6 | 35050314313 |
7 | 5531162136 |
oct | 1571504605 |
9 | 536742110 |
10 | 233212293 |
11 | 10a707936 |
12 | 66128999 |
13 | 39415452 |
14 | 22d89c8d |
15 | 15719e13 |
hex | de68985 |
233212293 has 6 divisors (see below), whose sum is σ = 336862214. Its totient is φ = 155474856.
The previous prime is 233212253. The next prime is 233212303. The reversal of 233212293 is 392212332.
233212293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 166332609 + 66879684 = 12897^2 + 8178^2 .
It is not a de Polignac number, because 233212293 - 216 = 233146757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (233212253) 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, 12956230 + ... + 12956247.
Almost surely, 2233212293 is an apocalyptic number.
It is an amenable number.
233212293 is a deficient number, since it is larger than the sum of its proper divisors (103649921).
233212293 is a wasteful number, since it uses less digits than its factorization.
233212293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25912483 (or 25912480 counting only the distinct ones).
The product of its digits is 3888, while the sum is 27.
The square root of 233212293 is about 15271.2898276472. The cubic root of 233212293 is about 615.5317787952.
The spelling of 233212293 in words is "two hundred thirty-three million, two hundred twelve thousand, two hundred ninety-three".
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