Base | Representation |
---|---|
bin | 110010010100… |
… | …111001111110 |
3 | 220211021011100 |
4 | 302110321332 |
5 | 11334132310 |
6 | 1150433530 |
7 | 220065030 |
oct | 62247176 |
9 | 26737140 |
10 | 13192830 |
11 | 74a0a72 |
12 | 45028a6 |
13 | 296bc11 |
14 | 1a75c50 |
15 | 1258ec0 |
hex | c94e7e |
13192830 has 96 divisors (see below), whose sum is σ = 40195584. Its totient is φ = 2939328.
The previous prime is 13192801. The next prime is 13192841. The reversal of 13192830 is 3829131.
It is a junction number, because it is equal to n+sod(n) for n = 13192794 and 13192803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26847 + ... + 27333.
It is an arithmetic number, because the mean of its divisors is an integer number (418704).
Almost surely, 213192830 is an apocalyptic number.
13192830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13192830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20097792).
13192830 is an abundant number, since it is smaller than the sum of its proper divisors (27002754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13192830 is a wasteful number, since it uses less digits than its factorization.
13192830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550 (or 547 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 13192830 is about 3632.1935521115. The cubic root of 13192830 is about 236.2903517201.
The spelling of 13192830 in words is "thirteen million, one hundred ninety-two thousand, eight hundred thirty".
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