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52490967 = 331564419
BaseRepresentation
bin1100100000111…
…1001011010111
310122202211001220
43020033023113
5101414202332
65113021423
71205110614
oct310171327
9118684056
1052490967
11276a2271
12156b4873
13ab4b159
146d8550b
15491cd2c
hex320f2d7

52490967 has 8 divisors (see below), whose sum is σ = 72245760. Its totient is φ = 33865080.

The previous prime is 52490959. The next prime is 52490981. The reversal of 52490967 is 76909425.

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

It is not a de Polignac number, because 52490967 - 23 = 52490959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52490567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282117 + ... + 282302.

It is an arithmetic number, because the mean of its divisors is an integer number (9030720).

Almost surely, 252490967 is an apocalyptic number.

52490967 is a deficient number, since it is larger than the sum of its proper divisors (19754793).

52490967 is a wasteful number, since it uses less digits than its factorization.

52490967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564453.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 52490967 is about 7245.0650100603. The cubic root of 52490967 is about 374.4221428960.

The spelling of 52490967 in words is "fifty-two million, four hundred ninety thousand, nine hundred sixty-seven".

Divisors: 1 3 31 93 564419 1693257 17496989 52490967