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53474033 = 73732521
BaseRepresentation
bin1100101111111…
…1001011110001
310201121202120202
43023333023301
5102142132113
65150044545
71216343654
oct313771361
9121552522
1053474033
1128203918
1215aa9755
13b103752
14715d89b
154a64258
hex32ff2f1

53474033 has 4 divisors (see below), whose sum is σ = 54206628. Its totient is φ = 52741440.

The previous prime is 53474023. The next prime is 53474041. The reversal of 53474033 is 33047435.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40347904 + 13126129 = 6352^2 + 3623^2 .

It is a cyclic number.

It is not a de Polignac number, because 53474033 - 24 = 53474017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53473987 and 53474005.

It is not an unprimeable number, because it can be changed into a prime (53474023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366188 + ... + 366333.

It is an arithmetic number, because the mean of its divisors is an integer number (13551657).

Almost surely, 253474033 is an apocalyptic number.

It is an amenable number.

53474033 is a deficient number, since it is larger than the sum of its proper divisors (732595).

53474033 is an equidigital number, since it uses as much as digits as its factorization.

53474033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732594.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 53474033 is about 7312.5941361462. The cubic root of 53474033 is about 376.7451295372.

The spelling of 53474033 in words is "fifty-three million, four hundred seventy-four thousand, thirty-three".

Divisors: 1 73 732521 53474033