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2052231 = 33122067
BaseRepresentation
bin111110101000010000111
310212021010120
413311002013
51011132411
6111553023
723305116
oct7650207
93767116
102052231
111181965
1282b773
1356b14c
143b5c7d
152a8106
hex1f5087

2052231 has 8 divisors (see below), whose sum is σ = 2824704. Its totient is φ = 1323960.

The previous prime is 2052217. The next prime is 2052311. The reversal of 2052231 is 1322502.

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

It is not a de Polignac number, because 2052231 - 25 = 2052199 is a prime.

It is a super-2 number, since 2×20522312 = 8423304154722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2052231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10941 + ... + 11126.

It is an arithmetic number, because the mean of its divisors is an integer number (353088).

22052231 is an apocalyptic number.

2052231 is a deficient number, since it is larger than the sum of its proper divisors (772473).

2052231 is a wasteful number, since it uses less digits than its factorization.

2052231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22101.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2052231 is about 1432.5609934659. The cubic root of 2052231 is about 127.0794757466.

Adding to 2052231 its reverse (1322502), we get a palindrome (3374733).

The spelling of 2052231 in words is "two million, fifty-two thousand, two hundred thirty-one".

Divisors: 1 3 31 93 22067 66201 684077 2052231