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52612193 = 139937607
BaseRepresentation
bin1100100010110…
…0110001100001
310122222222100202
43020230301201
5101432042233
65115354545
71206124214
oct310546141
9118888322
1052612193
1127775357
1215752a55
13ab9139a
146db777b
154943be8
hex322cc61

52612193 has 4 divisors (see below), whose sum is σ = 52651200. Its totient is φ = 52573188.

The previous prime is 52612171. The next prime is 52612243. The reversal of 52612193 is 39121625.

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 a cyclic number.

It is not a de Polignac number, because 52612193 - 212 = 52608097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52612993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17405 + ... + 20202.

It is an arithmetic number, because the mean of its divisors is an integer number (13162800).

Almost surely, 252612193 is an apocalyptic number.

It is an amenable number.

52612193 is a deficient number, since it is larger than the sum of its proper divisors (39007).

52612193 is a wasteful number, since it uses less digits than its factorization.

52612193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39006.

The product of its digits is 3240, while the sum is 29.

The square root of 52612193 is about 7253.4262938283. The cubic root of 52612193 is about 374.7101594450.

The spelling of 52612193 in words is "fifty-two million, six hundred twelve thousand, one hundred ninety-three".

Divisors: 1 1399 37607 52612193