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49048889 = 2913112911
BaseRepresentation
bin1011101100011…
…0110100111001
310102021221102112
42323012310321
5100024031024
64511142105
71133623451
oct273066471
9112257375
1049048889
112576117a
1214514935
13a214516
14672ad61
15448d00e
hex2ec6d39

49048889 has 8 divisors (see below), whose sum is σ = 51131520. Its totient is φ = 46992400.

The previous prime is 49048873. The next prime is 49048931. The reversal of 49048889 is 98884094.

It is a happy number.

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 49048889 - 24 = 49048873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49045889) 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, 2657 + ... + 10254.

It is an arithmetic number, because the mean of its divisors is an integer number (6391440).

Almost surely, 249048889 is an apocalyptic number.

It is an amenable number.

49048889 is a deficient number, since it is larger than the sum of its proper divisors (2082631).

49048889 is a wasteful number, since it uses less digits than its factorization.

49048889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13071.

The product of its (nonzero) digits is 663552, while the sum is 50.

The square root of 49048889 is about 7003.4912008226. The cubic root of 49048889 is about 366.0522310918.

The spelling of 49048889 in words is "forty-nine million, forty-eight thousand, eight hundred eighty-nine".

Divisors: 1 29 131 3799 12911 374419 1691341 49048889