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5123131522 = 27136078391
BaseRepresentation
bin1001100010101110…
…01100100010000010
3111020001002001020221
410301113030202002
540443010202042
62204210253254
7240645620335
oct46127144202
914201061227
105123131522
1121999685a3
12bab88722a
13638510c92
1436859461c
151eeb79d67
hex1315cc882

5123131522 has 8 divisors (see below), whose sum is σ = 7792932672. Its totient is φ = 2525487300.

The previous prime is 5123131493. The next prime is 5123131529. The reversal of 5123131522 is 2251313215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5123131529) 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 3 ways as a sum of consecutive naturals, for example, 18039054 + ... + 18039337.

It is an arithmetic number, because the mean of its divisors is an integer number (974116584).

Almost surely, 25123131522 is an apocalyptic number.

5123131522 is a deficient number, since it is larger than the sum of its proper divisors (2669801150).

5123131522 is a wasteful number, since it uses less digits than its factorization.

5123131522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36078464.

The product of its digits is 1800, while the sum is 25.

The square root of 5123131522 is about 71576.0541102959. The cubic root of 5123131522 is about 1723.8990689328.

Adding to 5123131522 its reverse (2251313215), we get a palindrome (7374444737).

The spelling of 5123131522 in words is "five billion, one hundred twenty-three million, one hundred thirty-one thousand, five hundred twenty-two".

Divisors: 1 2 71 142 36078391 72156782 2561565761 5123131522