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53253823 = 743176923
BaseRepresentation
bin1100101100100…
…1011010111111
310201012120111211
43023021122333
5102113110243
65141225251
71214435650
oct313113277
9121176454
1053253823
1128073427
1215a02227
13b05744c
147103527
154a1dd9d
hex32c96bf

53253823 has 8 divisors (see below), whose sum is σ = 62277248. Its totient is φ = 44584344.

The previous prime is 53253791. The next prime is 53253839. The reversal of 53253823 is 32835235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53253823 - 25 = 53253791 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 (53253853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88161 + ... + 88762.

It is an arithmetic number, because the mean of its divisors is an integer number (7784656).

Almost surely, 253253823 is an apocalyptic number.

53253823 is a deficient number, since it is larger than the sum of its proper divisors (9023425).

53253823 is a wasteful number, since it uses less digits than its factorization.

53253823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176973.

The product of its digits is 21600, while the sum is 31.

The square root of 53253823 is about 7297.5217026056. The cubic root of 53253823 is about 376.2272632994.

The spelling of 53253823 in words is "fifty-three million, two hundred fifty-three thousand, eight hundred twenty-three".

Divisors: 1 7 43 301 176923 1238461 7607689 53253823