Base | Representation |
---|---|
bin | 110010011001… |
… | …110101010010 |
3 | 220212021211202 |
4 | 302121311102 |
5 | 11340304020 |
6 | 1151111202 |
7 | 220210616 |
oct | 62316522 |
9 | 26767752 |
10 | 13213010 |
11 | 7505148 |
12 | 4512502 |
13 | 2978165 |
14 | 1a7d346 |
15 | 125ee75 |
hex | c99d52 |
13213010 has 8 divisors (see below), whose sum is σ = 23783436. Its totient is φ = 5285200.
The previous prime is 13213001. The next prime is 13213043. The reversal of 13213010 is 1031231.
13213010 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 2 ways, for example, as 13082689 + 130321 = 3617^2 + 361^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13212982 and 13213000.
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, 660641 + ... + 660660.
Almost surely, 213213010 is an apocalyptic number.
13213010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13213010 is a deficient number, since it is larger than the sum of its proper divisors (10570426).
13213010 is a wasteful number, since it uses less digits than its factorization.
13213010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1321308.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 13213010 is about 3634.9704262896. The cubic root of 13213010 is about 236.4107683937.
Adding to 13213010 its reverse (1031231), we get a palindrome (14244241).
The spelling of 13213010 in words is "thirteen million, two hundred thirteen thousand, ten".
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