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53363053 = 220724179
BaseRepresentation
bin1100101110010…
…0000101101101
310201102010100101
43023210011231
5102130104203
65143431101
71215402262
oct313440555
9121363311
1053363053
11281384a7
1215a55491
13b095093
147131269
154a4141d
hex32e416d

53363053 has 4 divisors (see below), whose sum is σ = 53389440. Its totient is φ = 53336668.

The previous prime is 53363041. The next prime is 53363069. The reversal of 53363053 is 35036335.

53363053 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35036335 = 57007267.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53363053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53360053) 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, 9883 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (13347360).

Almost surely, 253363053 is an apocalyptic number.

It is an amenable number.

53363053 is a deficient number, since it is larger than the sum of its proper divisors (26387).

53363053 is a wasteful number, since it uses less digits than its factorization.

53363053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26386.

The product of its (nonzero) digits is 12150, while the sum is 28.

The square root of 53363053 is about 7305.0019164953. The cubic root of 53363053 is about 376.4843167620.

Subtracting from 53363053 its sum of digits (28), we obtain a square (53363025 = 73052).

Adding to 53363053 its reverse (35036335), we get a palindrome (88399388).

The spelling of 53363053 in words is "fifty-three million, three hundred sixty-three thousand, fifty-three".

Divisors: 1 2207 24179 53363053