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2253131 = 2299839
BaseRepresentation
bin1000100110000101001011
311020110201022
420212011023
51034100011
6120143055
725102616
oct10460513
94213638
102253131
1112a98a1
12907a8b
1360b71a
1442917d
152e78db
hex22614b

2253131 has 4 divisors (see below), whose sum is σ = 2263200. Its totient is φ = 2243064.

The previous prime is 2253127. The next prime is 2253137. The reversal of 2253131 is 1313522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2253131 - 22 = 2253127 is a prime.

It is a super-2 number, since 2×22531312 = 10153198606322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253137) 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, 4691 + ... + 5148.

It is an arithmetic number, because the mean of its divisors is an integer number (565800).

22253131 is an apocalyptic number.

2253131 is a deficient number, since it is larger than the sum of its proper divisors (10069).

2253131 is an equidigital number, since it uses as much as digits as its factorization.

2253131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10068.

The product of its digits is 180, while the sum is 17.

The square root of 2253131 is about 1501.0433038390. The cubic root of 2253131 is about 131.0978233259.

Adding to 2253131 its reverse (1313522), we get a palindrome (3566653).

The spelling of 2253131 in words is "two million, two hundred fifty-three thousand, one hundred thirty-one".

Divisors: 1 229 9839 2253131