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52244423 = 711678499
BaseRepresentation
bin1100011101001…
…0111111000111
310122022021212122
43013102333013
5101333310143
65103440155
71203033050
oct307227707
9118267778
1052244423
1127544010
12155b605b
13aa92b7a
146d1d727
1548bec68
hex31d2fc7

52244423 has 8 divisors (see below), whose sum is σ = 65136000. Its totient is φ = 40709880.

The previous prime is 52244377. The next prime is 52244429. The reversal of 52244423 is 32444225.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52244423 - 212 = 52240327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52244392 and 52244401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52244429) 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, 339173 + ... + 339326.

It is an arithmetic number, because the mean of its divisors is an integer number (8142000).

Almost surely, 252244423 is an apocalyptic number.

52244423 is a deficient number, since it is larger than the sum of its proper divisors (12891577).

52244423 is a wasteful number, since it uses less digits than its factorization.

52244423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678517.

The product of its digits is 7680, while the sum is 26.

The square root of 52244423 is about 7228.0303679495. The cubic root of 52244423 is about 373.8350168823.

Adding to 52244423 its reverse (32444225), we get a palindrome (84688648).

The spelling of 52244423 in words is "fifty-two million, two hundred forty-four thousand, four hundred twenty-three".

Divisors: 1 7 11 77 678499 4749493 7463489 52244423