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49528413 = 3211500287
BaseRepresentation
bin1011110011101…
…1111001011101
310110012022012200
42330323321131
5100134402123
64525322113
71140661464
oct274737135
9113168180
1049528413
1125a59480
1214706339
13a35186c
1468139db
154535143
hex2f3be5d

49528413 has 12 divisors (see below), whose sum is σ = 78044928. Its totient is φ = 30017160.

The previous prime is 49528373. The next prime is 49528417. The reversal of 49528413 is 31482594.

It is not a de Polignac number, because 49528413 - 222 = 45334109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49528417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250045 + ... + 250242.

It is an arithmetic number, because the mean of its divisors is an integer number (6503744).

Almost surely, 249528413 is an apocalyptic number.

It is an amenable number.

49528413 is a deficient number, since it is larger than the sum of its proper divisors (28516515).

49528413 is a wasteful number, since it uses less digits than its factorization.

49528413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500304 (or 500301 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 49528413 is about 7037.6425740442. The cubic root of 49528413 is about 367.2412617210.

The spelling of 49528413 in words is "forty-nine million, five hundred twenty-eight thousand, four hundred thirteen".

Divisors: 1 3 9 11 33 99 500287 1500861 4502583 5503157 16509471 49528413