Base | Representation |
---|---|
bin | 101001001001101001111 |
3 | 2112111200220 |
4 | 11021031033 |
5 | 321122211 |
6 | 44522423 |
7 | 14314200 |
oct | 5111517 |
9 | 2474626 |
10 | 1348431 |
11 | 841107 |
12 | 550413 |
13 | 3829b6 |
14 | 2715a7 |
15 | 1b9806 |
hex | 14934f |
1348431 has 12 divisors (see below), whose sum is σ = 2091672. Its totient is φ = 770448.
The previous prime is 1348427. The next prime is 1348441.
1348431 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 1348431 - 22 = 1348427 is a prime.
It is a super-2 number, since 2×13484312 = 3636532323522, which contains 22 as substring.
1348431 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1348441) 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 11 ways as a sum of consecutive naturals, for example, 4440 + ... + 4733.
It is an arithmetic number, because the mean of its divisors is an integer number (174306).
21348431 is an apocalyptic number.
1348431 is a deficient number, since it is larger than the sum of its proper divisors (743241).
1348431 is an equidigital number, since it uses as much as digits as its factorization.
1348431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9190 (or 9183 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 1348431 is about 1161.2196174712. The cubic root of 1348431 is about 110.4781117283.
The spelling of 1348431 in words is "one million, three hundred forty-eight thousand, four hundred thirty-one".
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