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52153423 = 719392131
BaseRepresentation
bin1100011011110…
…0110001001111
310122010200001021
43012330301033
5101322402143
65101455011
71202203540
oct306746117
9118120037
1052153423
1127491703
1215571467
13aa6061a
146cd84c7
1548a2ced
hex31bcc4f

52153423 has 8 divisors (see below), whose sum is σ = 62741120. Its totient is φ = 42350040.

The previous prime is 52153421. The next prime is 52153429. The reversal of 52153423 is 32435125.

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 52153423 - 21 = 52153421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52153421) 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, 195933 + ... + 196198.

It is an arithmetic number, because the mean of its divisors is an integer number (7842640).

Almost surely, 252153423 is an apocalyptic number.

52153423 is a deficient number, since it is larger than the sum of its proper divisors (10587697).

52153423 is a wasteful number, since it uses less digits than its factorization.

52153423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392157.

The product of its digits is 3600, while the sum is 25.

The square root of 52153423 is about 7221.7326868280. The cubic root of 52153423 is about 373.6178405454.

Adding to 52153423 its reverse (32435125), we get a palindrome (84588548).

The spelling of 52153423 in words is "fifty-two million, one hundred fifty-three thousand, four hundred twenty-three".

Divisors: 1 7 19 133 392131 2744917 7450489 52153423