Base | Representation |
---|---|
bin | 110001100110… |
… | …010111100010 |
3 | 220110120200100 |
4 | 301212113202 |
5 | 11312032320 |
6 | 1142403230 |
7 | 215342214 |
oct | 61462742 |
9 | 26416610 |
10 | 13002210 |
11 | 7380831 |
12 | 4430516 |
13 | 2903220 |
14 | 1a265b4 |
15 | 121c790 |
hex | c665e2 |
13002210 has 48 divisors (see below), whose sum is σ = 36409464. Its totient is φ = 3200256.
The previous prime is 13002203. The next prime is 13002233. The reversal of 13002210 is 1220031.
It is a happy number.
13002210 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 4 ways, for example, as 3583449 + 9418761 = 1893^2 + 3069^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 13002192 and 13002201.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4387 + ... + 6726.
Almost surely, 213002210 is an apocalyptic number.
13002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13002210 is an abundant number, since it is smaller than the sum of its proper divisors (23407254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13002210 is a wasteful number, since it uses less digits than its factorization.
13002210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11139 (or 11136 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 13002210 is about 3605.8577342985. The cubic root of 13002210 is about 235.1467922470.
Adding to 13002210 its reverse (1220031), we get a palindrome (14222241).
The spelling of 13002210 in words is "thirteen million, two thousand, two hundred ten".
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