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52313853 = 317437951
BaseRepresentation
bin1100011110001…
…1111011111101
310122102211010010
43013203323331
5101343020403
65105133433
71203442344
oct307437375
9118384103
1052313853
1127591199
121562a279
13aab8657
146d3ab5b
1548d5603
hex31e3efd

52313853 has 4 divisors (see below), whose sum is σ = 69751808. Its totient is φ = 34875900.

The previous prime is 52313831. The next prime is 52313857. The reversal of 52313853 is 35831325.

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.

It is not a de Polignac number, because 52313853 - 29 = 52313341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52313853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8718973 + ... + 8718978.

It is an arithmetic number, because the mean of its divisors is an integer number (17437952).

Almost surely, 252313853 is an apocalyptic number.

It is an amenable number.

52313853 is a deficient number, since it is larger than the sum of its proper divisors (17437955).

52313853 is a wasteful number, since it uses less digits than its factorization.

52313853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17437954.

The product of its digits is 10800, while the sum is 30.

The square root of 52313853 is about 7232.8316031828. The cubic root of 52313853 is about 374.0005457207. Note that the first 3 decimals are identical.

The spelling of 52313853 in words is "fifty-two million, three hundred thirteen thousand, eight hundred fifty-three".

Divisors: 1 3 17437951 52313853