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49490499 = 3531492089
BaseRepresentation
bin1011110011001…
…0101001000011
310110010101012110
42330302221003
5100132143444
64524430403
71140443112
oct274625103
9113111173
1049490499
1125a32a43
12146a8403
13a33a526
146803c79
154528cb9
hex2f32a43

49490499 has 16 divisors (see below), whose sum is σ = 67716000. Its totient is φ = 32138496.

The previous prime is 49490473. The next prime is 49490513. The reversal of 49490499 is 99409494.

49490499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49490499 - 221 = 47393347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49490429) 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 15 ways as a sum of consecutive naturals, for example, 22647 + ... + 24735.

It is an arithmetic number, because the mean of its divisors is an integer number (4232250).

Almost surely, 249490499 is an apocalyptic number.

49490499 is a deficient number, since it is larger than the sum of its proper divisors (18225501).

49490499 is a wasteful number, since it uses less digits than its factorization.

49490499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 49490499 is about 7034.9484006636. The cubic root of 49490499 is about 367.1475300715.

The spelling of 49490499 in words is "forty-nine million, four hundred ninety thousand, four hundred ninety-nine".

Divisors: 1 3 53 149 159 447 2089 6267 7897 23691 110717 311261 332151 933783 16496833 49490499