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49350997 = 271182107
BaseRepresentation
bin1011110001000…
…0100101010101
310102212021211201
42330100211111
5100113212442
64521432501
71136322313
oct274204525
9112767751
1049350997
1125948153
121463b731
13a2bbb97
1467a90b3
1544ec7b7
hex2f10955

49350997 has 4 divisors (see below), whose sum is σ = 49533376. Its totient is φ = 49168620.

The previous prime is 49350979. The next prime is 49351019. The reversal of 49350997 is 79905394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79905394 = 239952697.

It is a cyclic number.

It is not a de Polignac number, because 49350997 - 215 = 49318229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49350907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90783 + ... + 91324.

It is an arithmetic number, because the mean of its divisors is an integer number (12383344).

Almost surely, 249350997 is an apocalyptic number.

It is an amenable number.

49350997 is a deficient number, since it is larger than the sum of its proper divisors (182379).

49350997 is a wasteful number, since it uses less digits than its factorization.

49350997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182378.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 49350997 is about 7025.0264768184. The cubic root of 49350997 is about 366.8022381137.

The spelling of 49350997 in words is "forty-nine million, three hundred fifty thousand, nine hundred ninety-seven".

Divisors: 1 271 182107 49350997