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52089249 = 329598727
BaseRepresentation
bin1100011010110…
…1000110100001
310122000102000110
43012231012201
5101313323444
65100241533
71201515462
oct306550641
9118012013
1052089249
1127448473
12155402a9
13aa3a354
146cbcd69
15488dcb9
hex31ad1a1

52089249 has 8 divisors (see below), whose sum is σ = 71847360. Its totient is φ = 33528656.

The previous prime is 52089209. The next prime is 52089253. The reversal of 52089249 is 94298025.

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 52089249 - 212 = 52085153 is a prime.

It is a super-2 number, since 2×520892492 = 5426579722768002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52089209) 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, 299277 + ... + 299450.

It is an arithmetic number, because the mean of its divisors is an integer number (8980920).

Almost surely, 252089249 is an apocalyptic number.

It is an amenable number.

52089249 is a deficient number, since it is larger than the sum of its proper divisors (19758111).

52089249 is a wasteful number, since it uses less digits than its factorization.

52089249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598759.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 52089249 is about 7217.2882026423. The cubic root of 52089249 is about 373.4645339427.

The spelling of 52089249 in words is "fifty-two million, eighty-nine thousand, two hundred forty-nine".

Divisors: 1 3 29 87 598727 1796181 17363083 52089249