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5431266854 = 213208894879
BaseRepresentation
bin1010000111011101…
…01000111000100110
3112000111212221110122
411003232220320212
542110401014404
62254534521542
7251410002146
oct50356507046
915014787418
105431266854
1123378991a2
121076b062b2
136872c9990
14397484926
1521bc443be
hex143ba8e26

5431266854 has 8 divisors (see below), whose sum is σ = 8773584960. Its totient is φ = 2506738536.

The previous prime is 5431266839. The next prime is 5431266859. The reversal of 5431266854 is 4586621345.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431266859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104447414 + ... + 104447465.

It is an arithmetic number, because the mean of its divisors is an integer number (1096698120).

Almost surely, 25431266854 is an apocalyptic number.

5431266854 is a deficient number, since it is larger than the sum of its proper divisors (3342318106).

5431266854 is a wasteful number, since it uses less digits than its factorization.

5431266854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208894894.

The product of its digits is 691200, while the sum is 44.

The square root of 5431266854 is about 73697.1292113879. The cubic root of 5431266854 is about 1757.7902335348.

The spelling of 5431266854 in words is "five billion, four hundred thirty-one million, two hundred sixty-six thousand, eight hundred fifty-four".

Divisors: 1 2 13 26 208894879 417789758 2715633427 5431266854