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52330489 = 1031972579
BaseRepresentation
bin1100011110011…
…1111111111001
310122110122221021
43013213333321
5101344033424
65105342441
71203542011
oct307477771
9118418837
1052330489
11275a2742
1215637a21
13aac30b3
146d42c41
1548da4e4
hex31e7ff9

52330489 has 8 divisors (see below), whose sum is σ = 53127360. Its totient is φ = 51539376.

The previous prime is 52330483. The next prime is 52330493. The reversal of 52330489 is 98403325.

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 52330489 - 25 = 52330457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52330483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19002 + ... + 21580.

It is an arithmetic number, because the mean of its divisors is an integer number (6640920).

Almost surely, 252330489 is an apocalyptic number.

It is an amenable number.

52330489 is a deficient number, since it is larger than the sum of its proper divisors (796871).

52330489 is a wasteful number, since it uses less digits than its factorization.

52330489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2879.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 52330489 is about 7233.9815454561. The cubic root of 52330489 is about 374.0401860410.

The spelling of 52330489 in words is "fifty-two million, three hundred thirty thousand, four hundred eighty-nine".

Divisors: 1 103 197 2579 20291 265637 508063 52330489