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52313793 = 3722311171
BaseRepresentation
bin1100011110001…
…1111011000001
310122102211000220
43013203323001
5101343020133
65105133253
71203442230
oct307437301
9118384026
1052313793
1127591144
121562a229
13aab860c
146d3ab17
1548d55b3
hex31e3ec1

52313793 has 16 divisors (see below), whose sum is σ = 80080896. Its totient is φ = 29756880.

The previous prime is 52313759. The next prime is 52313797. The reversal of 52313793 is 39731325.

It is not a de Polignac number, because 52313793 - 210 = 52312769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52313797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903 + ... + 10268.

It is an arithmetic number, because the mean of its divisors is an integer number (5005056).

Almost surely, 252313793 is an apocalyptic number.

It is an amenable number.

52313793 is a deficient number, since it is larger than the sum of its proper divisors (27767103).

52313793 is a wasteful number, since it uses less digits than its factorization.

52313793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11404.

The product of its digits is 17010, while the sum is 33.

The square root of 52313793 is about 7232.8274554285. The cubic root of 52313793 is about 374.0004027372. Note that the first 3 decimals are identical.

The spelling of 52313793 in words is "fifty-two million, three hundred thirteen thousand, seven hundred ninety-three".

Divisors: 1 3 7 21 223 669 1561 4683 11171 33513 78197 234591 2491133 7473399 17437931 52313793