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49032925 = 524147837
BaseRepresentation
bin1011101100001…
…0111011011101
310102021010112021
42323002323131
5100023023200
64510540141
71133526064
oct273027335
9112233467
1049032925
1125750187
1214507651
13a20a186
1467251db
15448841a
hex2ec2edd

49032925 has 12 divisors (see below), whose sum is σ = 62285076. Its totient is φ = 38268800.

The previous prime is 49032911. The next prime is 49032937. The reversal of 49032925 is 52923094.

It can be written as a sum of positive squares in 6 ways, for example, as 11737476 + 37295449 = 3426^2 + 6107^2 .

It is a sliding number, since 49032925 = 204800 + 48828125 and 1/204800 + 1/48828125 = 0.0000049032925.

It is not a de Polignac number, because 49032925 - 29 = 49032413 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22894 + ... + 24943.

It is an arithmetic number, because the mean of its divisors is an integer number (5190423).

Almost surely, 249032925 is an apocalyptic number.

It is an amenable number.

49032925 is a deficient number, since it is larger than the sum of its proper divisors (13252151).

49032925 is a wasteful number, since it uses less digits than its factorization.

49032925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47888 (or 47883 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 49032925 is about 7002.3513907830. The cubic root of 49032925 is about 366.0125136315.

The spelling of 49032925 in words is "forty-nine million, thirty-two thousand, nine hundred twenty-five".

Divisors: 1 5 25 41 205 1025 47837 239185 1195925 1961317 9806585 49032925