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48875561979 = 363125819103
BaseRepresentation
bin101101100001001101…
…011110001111111011
311200011012222210122020
4231201031132033323
51300044120440404
634241512525523
73350116264536
oct554115361773
9150135883566
1048875561979
1119800a87132
1295803b08a3
1347bbb1389a
14251926da1d
151410cd2ed9
hexb6135e3fb

48875561979 has 8 divisors (see below), whose sum is σ = 65270694912. Its totient is φ = 32532068520.

The previous prime is 48875561953. The next prime is 48875562013. The reversal of 48875561979 is 97916557884.

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

It is not a de Polignac number, because 48875561979 - 27 = 48875561851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48875561929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12907659 + ... + 12911444.

It is an arithmetic number, because the mean of its divisors is an integer number (8158836864).

Almost surely, 248875561979 is an apocalyptic number.

48875561979 is a deficient number, since it is larger than the sum of its proper divisors (16395132933).

48875561979 is a wasteful number, since it uses less digits than its factorization.

48875561979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25819737.

The product of its digits is 152409600, while the sum is 69.

The spelling of 48875561979 in words is "forty-eight billion, eight hundred seventy-five million, five hundred sixty-one thousand, nine hundred seventy-nine".

Divisors: 1 3 631 1893 25819103 77457309 16291853993 48875561979