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5272542631 = 16673162893
BaseRepresentation
bin1001110100100010…
…01001110110100111
3111121110012220202201
410322101021312213
541244232331011
62231104515331
7244441605256
oct47221116647
914543186681
105272542631
112266238354
12103191bb47
13660464b15
1438036879d
1520cd3ecc1
hex13a449da7

5272542631 has 4 divisors (see below), whose sum is σ = 5275707192. Its totient is φ = 5269378072.

The previous prime is 5272542607. The next prime is 5272542683. The reversal of 5272542631 is 1362452725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5272542631 - 213 = 5272534439 is a prime.

It is a super-2 number, since 2×52725426312 = 55599411591424804322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5272522631) 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, 1579780 + ... + 1583113.

It is an arithmetic number, because the mean of its divisors is an integer number (1318926798).

Almost surely, 25272542631 is an apocalyptic number.

5272542631 is a deficient number, since it is larger than the sum of its proper divisors (3164561).

5272542631 is a wasteful number, since it uses less digits than its factorization.

5272542631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164560.

The product of its digits is 100800, while the sum is 37.

The square root of 5272542631 is about 72612.2760351168. The cubic root of 5272542631 is about 1740.4973510006.

The spelling of 5272542631 in words is "five billion, two hundred seventy-two million, five hundred forty-two thousand, six hundred thirty-one".

Divisors: 1 1667 3162893 5272542631