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3130365061 = 24023130307
BaseRepresentation
bin1011101010010101…
…1001010010000101
322002011100000120201
42322211121102011
522402333140221
61234342330501
7140400443515
oct27245312205
98064300521
103130365061
11136701166a
12734429a31
133ab6ca225
14219a5d845
15134c45891
hexba959485

3130365061 has 4 divisors (see below), whose sum is σ = 3130519392. Its totient is φ = 3130210732.

The previous prime is 3130365059. The next prime is 3130365071. The reversal of 3130365061 is 1605630313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1605630313 = 7229375759.

It is a cyclic number.

It is not a de Polignac number, because 3130365061 - 21 = 3130365059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130365031) 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, 41131 + ... + 89176.

It is an arithmetic number, because the mean of its divisors is an integer number (782629848).

Almost surely, 23130365061 is an apocalyptic number.

It is an amenable number.

3130365061 is a deficient number, since it is larger than the sum of its proper divisors (154331).

3130365061 is a wasteful number, since it uses less digits than its factorization.

3130365061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154330.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 3130365061 is about 55949.6654234858. The cubic root of 3130365061 is about 1462.8450592146.

Adding to 3130365061 its reverse (1605630313), we get a palindrome (4735995374).

The spelling of 3130365061 in words is "three billion, one hundred thirty million, three hundred sixty-five thousand, sixty-one".

Divisors: 1 24023 130307 3130365061