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225980803 = 972329699
BaseRepresentation
bin11010111100000…
…11000110000011
3120202020000101101
431132003012003
5430322341203
634231315231
75412543106
oct1536030603
9522200341
10225980803
111066187a4
126381bb17
1337a82a69
142202673d
1514c8c41d
hexd783183

225980803 has 4 divisors (see below), whose sum is σ = 228310600. Its totient is φ = 223651008.

The previous prime is 225980801. The next prime is 225980809. The reversal of 225980803 is 308089522.

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 225980803 - 21 = 225980801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225980801) 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, 1164753 + ... + 1164946.

It is an arithmetic number, because the mean of its divisors is an integer number (57077650).

Almost surely, 2225980803 is an apocalyptic number.

225980803 is a deficient number, since it is larger than the sum of its proper divisors (2329797).

225980803 is an equidigital number, since it uses as much as digits as its factorization.

225980803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329796.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 225980803 is about 15032.6578820912. The cubic root of 225980803 is about 609.1026876848.

The spelling of 225980803 in words is "two hundred twenty-five million, nine hundred eighty thousand, eight hundred three".

Divisors: 1 97 2329699 225980803