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49285497 = 316428499
BaseRepresentation
bin1011110000000…
…0100101111001
310102201221222210
42330000211321
5100104113442
64520205333
71135630332
oct274004571
9112657883
1049285497
1125902a18
1214609849
13a298121
14678d289
1544d819c
hex2f00979

49285497 has 4 divisors (see below), whose sum is σ = 65714000. Its totient is φ = 32856996.

The previous prime is 49285477. The next prime is 49285501. The reversal of 49285497 is 79458294.

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.

It is not a de Polignac number, because 49285497 - 28 = 49285241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49285447) 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, 8214247 + ... + 8214252.

It is an arithmetic number, because the mean of its divisors is an integer number (16428500).

Almost surely, 249285497 is an apocalyptic number.

It is an amenable number.

49285497 is a deficient number, since it is larger than the sum of its proper divisors (16428503).

49285497 is a wasteful number, since it uses less digits than its factorization.

49285497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16428502.

The product of its digits is 725760, while the sum is 48.

The square root of 49285497 is about 7020.3630248015. The cubic root of 49285497 is about 366.6398895964.

The spelling of 49285497 in words is "forty-nine million, two hundred eighty-five thousand, four hundred ninety-seven".

Divisors: 1 3 16428499 49285497