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2212253 = 3171363
BaseRepresentation
bin1000011100000110011101
311011101122022
420130012131
51031243003
6115225525
724542501
oct10340635
94141568
102212253
11128110a
128a82a5
135c5c34
14418301
152da738
hex21c19d

2212253 has 4 divisors (see below), whose sum is σ = 2283648. Its totient is φ = 2140860.

The previous prime is 2212247. The next prime is 2212271. The reversal of 2212253 is 3522122.

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 not a de Polignac number, because 2212253 - 28 = 2211997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35651 + ... + 35712.

It is an arithmetic number, because the mean of its divisors is an integer number (570912).

22212253 is an apocalyptic number.

It is an amenable number.

2212253 is a deficient number, since it is larger than the sum of its proper divisors (71395).

2212253 is an equidigital number, since it uses as much as digits as its factorization.

2212253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71394.

The product of its digits is 240, while the sum is 17.

The square root of 2212253 is about 1487.3644476052. The cubic root of 2212253 is about 130.3001545716.

Adding to 2212253 its reverse (3522122), we get a palindrome (5734375).

The spelling of 2212253 in words is "two million, two hundred twelve thousand, two hundred fifty-three".

Divisors: 1 31 71363 2212253