Base | Representation |
---|---|
bin | 101110101010… |
… | …011001011101 |
3 | 212000110112121 |
4 | 232222121131 |
5 | 11112413120 |
6 | 1114102541 |
7 | 205654432 |
oct | 56523135 |
9 | 25013477 |
10 | 12232285 |
11 | 69a532a |
12 | 411aa51 |
13 | 26c3950 |
14 | 18a5b89 |
15 | 11195aa |
hex | baa65d |
12232285 has 8 divisors (see below), whose sum is σ = 15807960. Its totient is φ = 9033024.
The previous prime is 12232279. The next prime is 12232289. The reversal of 12232285 is 58223221.
It can be written as a sum of positive squares in 4 ways, for example, as 80089 + 12152196 = 283^2 + 3486^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12232285 - 221 = 10135133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12232289) 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, 94030 + ... + 94159.
It is an arithmetic number, because the mean of its divisors is an integer number (1975995).
Almost surely, 212232285 is an apocalyptic number.
It is an amenable number.
12232285 is a deficient number, since it is larger than the sum of its proper divisors (3575675).
12232285 is a wasteful number, since it uses less digits than its factorization.
12232285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188207.
The product of its digits is 1920, while the sum is 25.
The square root of 12232285 is about 3497.4683701215. The cubic root of 12232285 is about 230.4106400713.
It can be divided in two parts, 12232 and 285, that multiplied together give a triangular number (3486120 = T2640).
The spelling of 12232285 in words is "twelve million, two hundred thirty-two thousand, two hundred eighty-five".
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