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53226293 = 101526993
BaseRepresentation
bin1100101100001…
…0101100110101
310201011011202012
43023002230311
5102111220133
65140454005
71214262461
oct313025465
9121134665
1053226293
112805477a
12159aa305
13b047a63
1470d74a1
154a15b48
hex32c2b35

53226293 has 4 divisors (see below), whose sum is σ = 53753388. Its totient is φ = 52699200.

The previous prime is 53226263. The next prime is 53226311. The reversal of 53226293 is 39262235.

53226293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 27804529 + 25421764 = 5273^2 + 5042^2 .

It is a cyclic number.

It is not a de Polignac number, because 53226293 - 28 = 53226037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53226253) 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 3 ways as a sum of consecutive naturals, for example, 263396 + ... + 263597.

It is an arithmetic number, because the mean of its divisors is an integer number (13438347).

Almost surely, 253226293 is an apocalyptic number.

It is an amenable number.

53226293 is a deficient number, since it is larger than the sum of its proper divisors (527095).

53226293 is a wasteful number, since it uses less digits than its factorization.

53226293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527094.

The product of its digits is 19440, while the sum is 32.

The square root of 53226293 is about 7295.6352019547. The cubic root of 53226293 is about 376.1624208693.

The spelling of 53226293 in words is "fifty-three million, two hundred twenty-six thousand, two hundred ninety-three".

Divisors: 1 101 526993 53226293