Base | Representation |
---|---|
bin | 1011111100010000011010 |
3 | 12220001002112 |
4 | 23330100122 |
5 | 1300133034 |
6 | 151032322 |
7 | 35415341 |
oct | 13742032 |
9 | 5801075 |
10 | 3130394 |
11 | 1848a03 |
12 | 106b6a2 |
13 | 857b07 |
14 | 5b6b58 |
15 | 41c7ce |
hex | 2fc41a |
3130394 has 8 divisors (see below), whose sum is σ = 4742388. Its totient is φ = 1549600.
The previous prime is 3130373. The next prime is 3130399. The reversal of 3130394 is 4930313.
3130394 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 2140369 + 990025 = 1463^2 + 995^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (3130399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7547 + ... + 7950.
Almost surely, 23130394 is an apocalyptic number.
3130394 is a deficient number, since it is larger than the sum of its proper divisors (1611994).
3130394 is a wasteful number, since it uses less digits than its factorization.
3130394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15600.
The product of its (nonzero) digits is 972, while the sum is 23.
The square root of 3130394 is about 1769.2919487750. The cubic root of 3130394 is about 146.2849567011.
The spelling of 3130394 in words is "three million, one hundred thirty thousand, three hundred ninety-four".
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