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49419039 = 382719919
BaseRepresentation
bin1011110010000…
…1001100011111
310102222202011210
42330201030133
5100122402124
64523115503
71140024555
oct274411437
9112882153
1049419039
112599428a
1214672b93
13a313b47
1467c5bd5
154512a29
hex2f2131f

49419039 has 8 divisors (see below), whose sum is σ = 65975040. Its totient is φ = 32904536.

The previous prime is 49419037. The next prime is 49419059. The reversal of 49419039 is 93091494.

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 49419039 - 21 = 49419037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49418988 and 49419006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49419031) 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, 7479 + ... + 12440.

It is an arithmetic number, because the mean of its divisors is an integer number (8246880).

Almost surely, 249419039 is an apocalyptic number.

49419039 is a deficient number, since it is larger than the sum of its proper divisors (16556001).

49419039 is a wasteful number, since it uses less digits than its factorization.

49419039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20749.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 49419039 is about 7029.8676374452. The cubic root of 49419039 is about 366.9707351927.

The spelling of 49419039 in words is "forty-nine million, four hundred nineteen thousand, thirty-nine".

Divisors: 1 3 827 2481 19919 59757 16473013 49419039