Search a number
-
+
52007401 = 463112327
BaseRepresentation
bin1100011001100…
…1000111101001
310121212020202001
43012121013221
5101303214101
65054411001
71201025035
oct306310751
9117766661
1052007401
11273a1a26
1215500a61
13aa0c014
146c9b1c5
154874901
hex31991e9

52007401 has 4 divisors (see below), whose sum is σ = 52120192. Its totient is φ = 51894612.

The previous prime is 52007387. The next prime is 52007413. The reversal of 52007401 is 10470025.

52007401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52007401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52007101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55701 + ... + 56626.

It is an arithmetic number, because the mean of its divisors is an integer number (13030048).

Almost surely, 252007401 is an apocalyptic number.

It is an amenable number.

52007401 is a deficient number, since it is larger than the sum of its proper divisors (112791).

52007401 is a wasteful number, since it uses less digits than its factorization.

52007401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112790.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 52007401 is about 7211.6156996889. The cubic root of 52007401 is about 373.2688227360.

Adding to 52007401 its reverse (10470025), we get a palindrome (62477426).

The spelling of 52007401 in words is "fifty-two million, seven thousand, four hundred one".

Divisors: 1 463 112327 52007401