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52497150 = 2352349981
BaseRepresentation
bin1100100001000…
…0101011111110
310122210010112220
43020100223332
5101414402100
65113110210
71205134626
oct310205376
9118703486
1052497150
11276a6982
12156b8366
13ab50c04
146d87886
15491eaa0
hex3210afe

52497150 has 24 divisors (see below), whose sum is σ = 130193304. Its totient is φ = 13999200.

The previous prime is 52497131. The next prime is 52497157. The reversal of 52497150 is 5179425.

52497150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52497157) 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 11 ways as a sum of consecutive naturals, for example, 174841 + ... + 175140.

It is an arithmetic number, because the mean of its divisors is an integer number (5424721).

Almost surely, 252497150 is an apocalyptic number.

52497150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52497150 is an abundant number, since it is smaller than the sum of its proper divisors (77696154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52497150 is a wasteful number, since it uses less digits than its factorization.

52497150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349996 (or 349991 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 52497150 is about 7245.4917017412. The cubic root of 52497150 is about 374.4368435919.

The spelling of 52497150 in words is "fifty-two million, four hundred ninety-seven thousand, one hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 349981 699962 1049943 1749905 2099886 3499810 5249715 8749525 10499430 17499050 26248575 52497150