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2663013137 = 9712742547
BaseRepresentation
bin1001111010111010…
…0101101100010001
320212120221002021012
42132232211230101
520423212410022
61120125340305
7122664144461
oct23656455421
96776832235
102663013137
111147224204
12623a07695
13335936525
141b3965ba1
15108bcade2
hex9eba5b11

2663013137 has 4 divisors (see below), whose sum is σ = 2665756656. Its totient is φ = 2660269620.

The previous prime is 2663013049. The next prime is 2663013139. The reversal of 2663013137 is 7313103662.

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.

It is a cyclic number.

It is not a de Polignac number, because 2663013137 - 28 = 2663012881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2663013139) 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, 1370303 + ... + 1372244.

It is an arithmetic number, because the mean of its divisors is an integer number (666439164).

Almost surely, 22663013137 is an apocalyptic number.

It is an amenable number.

2663013137 is a deficient number, since it is larger than the sum of its proper divisors (2743519).

2663013137 is an equidigital number, since it uses as much as digits as its factorization.

2663013137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743518.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 2663013137 is about 51604.3906756005. The cubic root of 2663013137 is about 1386.0889552602.

Adding to 2663013137 its reverse (7313103662), we get a palindrome (9976116799).

The spelling of 2663013137 in words is "two billion, six hundred sixty-three million, thirteen thousand, one hundred thirty-seven".

Divisors: 1 971 2742547 2663013137