Base | Representation |
---|---|
bin | 101000000001011… |
… | …1000000011110111 |
3 | 10110120221222021021 |
4 | 1100002320003313 |
5 | 10222242244231 |
6 | 341131402011 |
7 | 45164504200 |
oct | 12002700367 |
9 | 3416858237 |
10 | 1342931191 |
11 | 62a060098 |
12 | 3158b3307 |
13 | 1852b9a54 |
14 | ca4d85a7 |
15 | 7cd70811 |
hex | 500b80f7 |
1342931191 has 54 divisors (see below), whose sum is σ = 1725198480. Its totient is φ = 1041964560.
The previous prime is 1342931143. The next prime is 1342931197. The reversal of 1342931191 is 1911392431.
It is not a de Polignac number, because 1342931191 - 229 = 806060279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1342931197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 16999090 + ... + 16999168.
It is an arithmetic number, because the mean of its divisors is an integer number (31948120).
Almost surely, 21342931191 is an apocalyptic number.
1342931191 is a deficient number, since it is larger than the sum of its proper divisors (382267289).
1342931191 is an equidigital number, since it uses as much as digits as its factorization.
1342931191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 136 counting only the distinct ones).
The product of its digits is 5832, while the sum is 34.
The square root of 1342931191 is about 36646.0255825922. The cubic root of 1342931191 is about 1103.2770569613.
The spelling of 1342931191 in words is "one billion, three hundred forty-two million, nine hundred thirty-one thousand, one hundred ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •