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49031404 = 2267182953
BaseRepresentation
bin1011101100001…
…0100011101100
310102021001102221
42323002203230
5100023001104
64510525124
71133521462
oct273024354
9112231387
1049031404
112574a024
12145067a4
13a209586
146724832
154487c54
hex2ec28ec

49031404 has 12 divisors (see below), whose sum is σ = 87086104. Its totient is φ = 24149664.

The previous prime is 49031369. The next prime is 49031443. The reversal of 49031404 is 40413094.

It is a happy number.

49031404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×490314042 = 4808157156422432, which contains 22 as substring.

It is an unprimeable number.

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, 91209 + ... + 91744.

Almost surely, 249031404 is an apocalyptic number.

It is an amenable number.

49031404 is a deficient number, since it is larger than the sum of its proper divisors (38054700).

49031404 is a wasteful number, since it uses less digits than its factorization.

49031404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183024 (or 183022 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 49031404 is about 7002.2427835658. The cubic root of 49031404 is about 366.0087290263.

Adding to 49031404 its reverse (40413094), we get a palindrome (89444498).

The spelling of 49031404 in words is "forty-nine million, thirty-one thousand, four hundred four".

Divisors: 1 2 4 67 134 268 182953 365906 731812 12257851 24515702 49031404