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53025232 = 2413254929
BaseRepresentation
bin1100101001000…
…1100111010000
310200202221221111
43022101213100
5102033301412
65132303104
71212464341
oct312214720
9120687844
1053025232
1127a27707
1215911a94
13aca73a0
1470840c8
1549c62a7
hex32919d0

53025232 has 20 divisors (see below), whose sum is σ = 110639620. Its totient is φ = 24473088.

The previous prime is 53025209. The next prime is 53025233. The reversal of 53025232 is 23252035.

It can be written as a sum of positive squares in 2 ways, for example, as 13133376 + 39891856 = 3624^2 + 6316^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53025233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127257 + ... + 127672.

It is an arithmetic number, because the mean of its divisors is an integer number (5531981).

Almost surely, 253025232 is an apocalyptic number.

53025232 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53025232 is an abundant number, since it is smaller than the sum of its proper divisors (57614388).

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

53025232 is a wasteful number, since it uses less digits than its factorization.

53025232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254950 (or 254944 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 53025232 is about 7281.8426239517. The cubic root of 53025232 is about 375.6881751489.

Adding to 53025232 its reverse (23252035), we get a palindrome (76277267).

The spelling of 53025232 in words is "fifty-three million, twenty-five thousand, two hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 52 104 208 254929 509858 1019716 2039432 3314077 4078864 6628154 13256308 26512616 53025232