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48990055 = 573313367
BaseRepresentation
bin1011101011100…
…0011101100111
310102011221201111
42322320131213
5100020140210
64510005451
71133260102
oct272703547
9112157644
1048990055
1125720a54
12144a6887
13a1c37ca
146713739
15447a88a
hex2eb8767

48990055 has 8 divisors (see below), whose sum is σ = 58872672. Its totient is φ = 39135648.

The previous prime is 48990047. The next prime is 48990079. The reversal of 48990055 is 55009984.

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

It is a cyclic number.

It is not a de Polignac number, because 48990055 - 23 = 48990047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3019 + ... + 10348.

It is an arithmetic number, because the mean of its divisors is an integer number (7359084).

Almost surely, 248990055 is an apocalyptic number.

48990055 is a deficient number, since it is larger than the sum of its proper divisors (9882617).

48990055 is a wasteful number, since it uses less digits than its factorization.

48990055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14105.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 48990055 is about 6999.2896068101. The cubic root of 48990055 is about 365.9058130039.

The spelling of 48990055 in words is "forty-eight million, nine hundred ninety thousand, fifty-five".

Divisors: 1 5 733 3665 13367 66835 9798011 48990055