Search a number
-
+
5631156863 = 19296376677
BaseRepresentation
bin1010011111010010…
…01010001001111111
3112112110000102000022
411033221022021333
543013034004423
62330435122355
7256355020643
oct51751121177
915473012008
105631156863
11242a706552
121111a433bb
136b9845ba7
143b5c38c23
1522e57adc8
hex14fa4a27f

5631156863 has 4 divisors (see below), whose sum is σ = 5927533560. Its totient is φ = 5334780168.

The previous prime is 5631156841. The next prime is 5631156889. The reversal of 5631156863 is 3686511365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3686511365 = 5737302273.

It is a cyclic number.

It is not a de Polignac number, because 5631156863 - 218 = 5630894719 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 (5631156833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148188320 + ... + 148188357.

It is an arithmetic number, because the mean of its divisors is an integer number (1481883390).

Almost surely, 25631156863 is an apocalyptic number.

5631156863 is a deficient number, since it is larger than the sum of its proper divisors (296376697).

5631156863 is a wasteful number, since it uses less digits than its factorization.

5631156863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296376696.

The product of its digits is 388800, while the sum is 44.

The square root of 5631156863 is about 75041.0345277835. The cubic root of 5631156863 is about 1779.0952839384.

The spelling of 5631156863 in words is "five billion, six hundred thirty-one million, one hundred fifty-six thousand, eight hundred sixty-three".

Divisors: 1 19 296376677 5631156863