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49419038 = 2191300501
BaseRepresentation
bin1011110010000…
…1001100011110
310102222202011202
42330201030132
5100122402123
64523115502
71140024554
oct274411436
9112882152
1049419038
1125994289
1214672b92
13a313b46
1467c5bd4
154512a28
hex2f2131e

49419038 has 8 divisors (see below), whose sum is σ = 78030120. Its totient is φ = 23409000.

The previous prime is 49419037. The next prime is 49419059. The reversal of 49419038 is 83091494.

49419038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 1300501 = 49419038 / (4 + 9 + 4 + 1 + 9 + 0 + 3 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 49418992 and 49419010.

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 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, 650213 + ... + 650288.

It is an arithmetic number, because the mean of its divisors is an integer number (9753765).

Almost surely, 249419038 is an apocalyptic number.

49419038 is a deficient number, since it is larger than the sum of its proper divisors (28611082).

49419038 is a wasteful number, since it uses less digits than its factorization.

49419038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300522.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 49419038 is about 7029.8675663202. The cubic root of 49419038 is about 366.9707327174.

The spelling of 49419038 in words is "forty-nine million, four hundred nineteen thousand, thirty-eight".

Divisors: 1 2 19 38 1300501 2601002 24709519 49419038