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52426353 = 372496493
BaseRepresentation
bin1100011111111…
…1011001110001
310122122112102210
43013333121301
5101410120403
65111402333
71204421340
oct307773161
9118575383
1052426353
1127658771
12156833a9
13ab27915
146d69b57
154908b03
hex31ff671

52426353 has 8 divisors (see below), whose sum is σ = 79887808. Its totient is φ = 29957904.

The previous prime is 52426343. The next prime is 52426379. The reversal of 52426353 is 35362425.

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

It is not a de Polignac number, because 52426353 - 26 = 52426289 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52426353.

It is not an unprimeable number, because it can be changed into a prime (52426313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248226 + ... + 1248267.

It is an arithmetic number, because the mean of its divisors is an integer number (9985976).

Almost surely, 252426353 is an apocalyptic number.

It is an amenable number.

52426353 is a deficient number, since it is larger than the sum of its proper divisors (27461455).

52426353 is a wasteful number, since it uses less digits than its factorization.

52426353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496503.

The product of its digits is 21600, while the sum is 30.

The square root of 52426353 is about 7240.6044637171. The cubic root of 52426353 is about 374.2684475886.

Adding to 52426353 its reverse (35362425), we get a palindrome (87788778).

The spelling of 52426353 in words is "fifty-two million, four hundred twenty-six thousand, three hundred fifty-three".

Divisors: 1 3 7 21 2496493 7489479 17475451 52426353