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48388426579 = 75616399739
BaseRepresentation
bin101101000100001011…
…001100101101010011
311121220021100202111101
4231010023030231103
51243044414122304
634121311525231
73332052560653
oct550413145523
9147807322441
1048388426579
1119581007099
129465229817
134741c1419c
1424b06a6363
1513d315b8a4
hexb442ccb53

48388426579 has 4 divisors (see below), whose sum is σ = 48394833880. Its totient is φ = 48382019280.

The previous prime is 48388426549. The next prime is 48388426613. The reversal of 48388426579 is 97562488384.

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 48388426579 - 217 = 48388295507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48388426579.

It is not an unprimeable number, because it can be changed into a prime (48388426549) 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, 3192309 + ... + 3207430.

It is an arithmetic number, because the mean of its divisors is an integer number (12098708470).

Almost surely, 248388426579 is an apocalyptic number.

48388426579 is a deficient number, since it is larger than the sum of its proper divisors (6407301).

48388426579 is an equidigital number, since it uses as much as digits as its factorization.

48388426579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6407300.

The product of its digits is 92897280, while the sum is 64.

The spelling of 48388426579 in words is "forty-eight billion, three hundred eighty-eight million, four hundred twenty-six thousand, five hundred seventy-nine".

Divisors: 1 7561 6399739 48388426579