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3042013231 = 9103334177
BaseRepresentation
bin1011010101010001…
…0111000000101111
321212000002021122201
42311110113000233
522212223410411
61221504522331
7135245454145
oct26524270057
97760067581
103042013231
111321156624
1270a9203a7
1339630453a
1420c021595
1512c0e23c1
hexb551702f

3042013231 has 4 divisors (see below), whose sum is σ = 3042356512. Its totient is φ = 3041669952.

The previous prime is 3042013207. The next prime is 3042013279. The reversal of 3042013231 is 1323102403.

3042013231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1323102403 = 7189014629.

It is a cyclic number.

It is not a de Polignac number, because 3042013231 - 29 = 3042012719 is a prime.

It is a super-2 number, since 2×30420132312 = 18507688995158118722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3042013199 and 3042013208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3052013231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157986 + ... + 176191.

It is an arithmetic number, because the mean of its divisors is an integer number (760589128).

Almost surely, 23042013231 is an apocalyptic number.

3042013231 is a deficient number, since it is larger than the sum of its proper divisors (343281).

3042013231 is an equidigital number, since it uses as much as digits as its factorization.

3042013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343280.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3042013231 is about 55154.4488776744. The cubic root of 3042013231 is about 1448.9510020497.

Adding to 3042013231 its reverse (1323102403), we get a palindrome (4365115634).

The spelling of 3042013231 in words is "three billion, forty-two million, thirteen thousand, two hundred thirty-one".

Divisors: 1 9103 334177 3042013231