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48471200887 = 172851247111
BaseRepresentation
bin101101001001000110…
…111101010001110111
311122010001010010111111
4231021012331101313
51243232111412022
634133430015451
73334106260324
oct551106752167
9148101103444
1048471200887
111961380270a
129488aa7587
134756106275
1424bb691b4b
1513da55c477
hexb491bd477

48471200887 has 4 divisors (see below), whose sum is σ = 51322448016. Its totient is φ = 45619953760.

The previous prime is 48471200857. The next prime is 48471200917. The reversal of 48471200887 is 78800217484.

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

It is an interprime number because it is at equal distance from previous prime (48471200857) and next prime (48471200917).

It is a cyclic number.

It is not a de Polignac number, because 48471200887 - 219 = 48470676599 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 48471200887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48471200857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425623539 + ... + 1425623572.

It is an arithmetic number, because the mean of its divisors is an integer number (12830612004).

Almost surely, 248471200887 is an apocalyptic number.

48471200887 is a deficient number, since it is larger than the sum of its proper divisors (2851247129).

48471200887 is a wasteful number, since it uses less digits than its factorization.

48471200887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851247128.

The product of its (nonzero) digits is 802816, while the sum is 49.

The spelling of 48471200887 in words is "forty-eight billion, four hundred seventy-one million, two hundred thousand, eight hundred eighty-seven".

Divisors: 1 17 2851247111 48471200887