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27464015042 = 213732007521
BaseRepresentation
bin11001100100111110…
…111001110011000010
32121220000101112000022
4121210332321303002
5422221241440132
620341121053442
71661404163462
oct314476716302
977800345008
1027464015042
11107137a1aa2
1253a5787282
132788b76799
14148770bba2
15aab190e12
hex664fb9cc2

27464015042 has 4 divisors (see below), whose sum is σ = 41196022566. Its totient is φ = 13732007520.

The previous prime is 27464015021. The next prime is 27464015081. The reversal of 27464015042 is 24051046472.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 17226825001 + 10237190041 = 131251^2 + 101179^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27464014993 and 27464015011.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6866003759 + ... + 6866003762.

Almost surely, 227464015042 is an apocalyptic number.

27464015042 is a deficient number, since it is larger than the sum of its proper divisors (13732007524).

27464015042 is a wasteful number, since it uses less digits than its factorization.

27464015042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13732007523.

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 27464015042 in words is "twenty-seven billion, four hundred sixty-four million, fifteen thousand, forty-two".

Divisors: 1 2 13732007521 27464015042