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48956472020 = 22515443158507
BaseRepresentation
bin101101100110000010…
…000111101011010100
311200100212020110100102
4231212002013223110
51300230324101040
634253523033232
73352121101061
oct554602075324
9150325213312
1048956472020
111984271a035
1295a350b818
134802802251
142525cd1c68
151417e66515
hexb66087ad4

48956472020 has 24 divisors (see below), whose sum is σ = 102815897184. Its totient is φ = 19581197216.

The previous prime is 48956471989. The next prime is 48956472029. The reversal of 48956472020 is 2027465984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48956472029) 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 7 ways as a sum of consecutive naturals, for example, 229607 + ... + 388113.

It is an arithmetic number, because the mean of its divisors is an integer number (4283995716).

Almost surely, 248956472020 is an apocalyptic number.

It is an amenable number.

48956472020 is an abundant number, since it is smaller than the sum of its proper divisors (53859425164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48956472020 is a wasteful number, since it uses less digits than its factorization.

48956472020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173959 (or 173957 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 48956472020 in words is "forty-eight billion, nine hundred fifty-six million, four hundred seventy-two thousand, twenty".

Divisors: 1 2 4 5 10 20 15443 30886 61772 77215 154430 158507 308860 317014 634028 792535 1585070 3170140 2447823601 4895647202 9791294404 12239118005 24478236010 48956472020