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3130680241 = 13240821557
BaseRepresentation
bin1011101010011010…
…0110001110110001
322002011221000221001
42322212212032301
522402423231431
61234353202001
7140403225433
oct27246461661
98064830831
103130680241
111367207447
12734560301
133ab7aa820
14219b02653
15134ca8e61
hexba9a63b1

3130680241 has 4 divisors (see below), whose sum is σ = 3371501812. Its totient is φ = 2889858672.

The previous prime is 3130680221. The next prime is 3130680251. The reversal of 3130680241 is 1420860313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1420860313 = 2089967987.

It can be written as a sum of positive squares in 2 ways, for example, as 190329616 + 2940350625 = 13796^2 + 54225^2 .

It is a cyclic number.

It is not a de Polignac number, because 3130680241 - 221 = 3128583089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3130680221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120410766 + ... + 120410791.

It is an arithmetic number, because the mean of its divisors is an integer number (842875453).

Almost surely, 23130680241 is an apocalyptic number.

It is an amenable number.

3130680241 is a deficient number, since it is larger than the sum of its proper divisors (240821571).

3130680241 is a wasteful number, since it uses less digits than its factorization.

3130680241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240821570.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3130680241 is about 55952.4819914184. The cubic root of 3130680241 is about 1462.8941529597.

The spelling of 3130680241 in words is "three billion, one hundred thirty million, six hundred eighty thousand, two hundred forty-one".

Divisors: 1 13 240821557 3130680241