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223325227 = 1033121617
BaseRepresentation
bin11010100111110…
…10110000101011
3120120020002121201
431103322300223
5424132401402
634054345031
75351142646
oct1523726053
9516202551
10223325227
11105074604
126295b177
1337363108
1421934a5d
1514915687
hexd4fac2b

223325227 has 4 divisors (see below), whose sum is σ = 223357176. Its totient is φ = 223293280.

The previous prime is 223325213. The next prime is 223325231. The reversal of 223325227 is 722523322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 223325227 - 27 = 223325099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223325195 and 223325204.

It is not an unprimeable number, because it can be changed into a prime (223325257) 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, 478 + ... + 21139.

It is an arithmetic number, because the mean of its divisors is an integer number (55839294).

Almost surely, 2223325227 is an apocalyptic number.

223325227 is a deficient number, since it is larger than the sum of its proper divisors (31949).

223325227 is a wasteful number, since it uses less digits than its factorization.

223325227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31948.

The product of its digits is 10080, while the sum is 28.

The square root of 223325227 is about 14944.0699610247. The cubic root of 223325227 is about 606.7073571240.

Adding to 223325227 its reverse (722523322), we get a palindrome (945848549).

The spelling of 223325227 in words is "two hundred twenty-three million, three hundred twenty-five thousand, two hundred twenty-seven".

Divisors: 1 10331 21617 223325227