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48400000079 = 475110187329
BaseRepresentation
bin101101000100110111…
…010110010001001111
311121221002010202100112
4231010313112101033
51243110400000304
634122403550235
73332253132644
oct550467262117
9147832122315
1048400000079
11195875a1472
12946908b37b
134744437002
1424b2039dcb
1513d4195b6e
hexb44dd644f

48400000079 has 4 divisors (see below), whose sum is σ = 48410192160. Its totient is φ = 48389808000.

The previous prime is 48400000063. The next prime is 48400000133. The reversal of 48400000079 is 97000000484.

It is a happy number.

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 48400000079 - 24 = 48400000063 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 (48400000049) 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, 5088914 + ... + 5098415.

It is an arithmetic number, because the mean of its divisors is an integer number (12102548040).

Almost surely, 248400000079 is an apocalyptic number.

48400000079 is a deficient number, since it is larger than the sum of its proper divisors (10192081).

48400000079 is a wasteful number, since it uses less digits than its factorization.

48400000079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10192080.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 48400000079 in words is "forty-eight billion, four hundred million, seventy-nine", and thus it is an aban number.

Divisors: 1 4751 10187329 48400000079