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49104923 = 77014989
BaseRepresentation
bin1011101101010…
…0100000011011
310102101210021212
42323110200123
5100032324143
64512253335
71134246020
oct273244033
9112353255
1049104923
112579a28a
121454124b
13a233b8a
146743547
15449e918
hex2ed481b

49104923 has 4 divisors (see below), whose sum is σ = 56119920. Its totient is φ = 42089928.

The previous prime is 49104919. The next prime is 49104943. The reversal of 49104923 is 32940194.

It is a happy number.

49104923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 49104923 - 22 = 49104919 is a prime.

It is a super-2 number, since 2×491049232 = 4822586925671858, which contains 22 as substring.

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 49104923.

It is not an unprimeable number, because it can be changed into a prime (49104943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3507488 + ... + 3507501.

It is an arithmetic number, because the mean of its divisors is an integer number (14029980).

Almost surely, 249104923 is an apocalyptic number.

49104923 is a deficient number, since it is larger than the sum of its proper divisors (7014997).

49104923 is an equidigital number, since it uses as much as digits as its factorization.

49104923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7014996.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 49104923 is about 7007.4904923232. The cubic root of 49104923 is about 366.1915720996.

The spelling of 49104923 in words is "forty-nine million, one hundred four thousand, nine hundred twenty-three".

Divisors: 1 7 7014989 49104923