Search a number
-
+
52254291 = 387719861
BaseRepresentation
bin1100011101010…
…1011001010011
310122022210102010
43013111121103
5101334114131
65103554003
71203103605
oct307253123
9118283363
1052254291
1127550471
12155bb903
13aa974cb
146d23175
1548c2b46
hex31d5653

52254291 has 8 divisors (see below), whose sum is σ = 69755344. Its totient is φ = 34794720.

The previous prime is 52254289. The next prime is 52254337. The reversal of 52254291 is 19245225.

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

It is not a de Polignac number, because 52254291 - 21 = 52254289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52254221) 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, 7300 + ... + 12561.

It is an arithmetic number, because the mean of its divisors is an integer number (8719418).

Almost surely, 252254291 is an apocalyptic number.

52254291 is a deficient number, since it is larger than the sum of its proper divisors (17501053).

52254291 is a wasteful number, since it uses less digits than its factorization.

52254291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20741.

The product of its digits is 7200, while the sum is 30.

The square root of 52254291 is about 7228.7129559832. The cubic root of 52254291 is about 373.8585522283.

The spelling of 52254291 in words is "fifty-two million, two hundred fifty-four thousand, two hundred ninety-one".

Divisors: 1 3 877 2631 19861 59583 17418097 52254291