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225998003 = 7112935039
BaseRepresentation
bin11010111100001…
…11010010110011
3120202020212222102
431132013102303
5430323414003
634231531015
75412644210
oct1536072263
9522225872
10225998003
1110662a710
1263829a6b
1337a8a83a
142202cb07
1514c92588
hexd7874b3

225998003 has 8 divisors (see below), whose sum is σ = 281763840. Its totient is φ = 176102280.

The previous prime is 225997969. The next prime is 225998009. The reversal of 225998003 is 300899522.

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

It is a cyclic number.

It is not a de Polignac number, because 225998003 - 224 = 209220787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225998009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1467443 + ... + 1467596.

It is an arithmetic number, because the mean of its divisors is an integer number (35220480).

Almost surely, 2225998003 is an apocalyptic number.

225998003 is a deficient number, since it is larger than the sum of its proper divisors (55765837).

225998003 is a wasteful number, since it uses less digits than its factorization.

225998003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2935057.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 225998003 is about 15033.2299589942. The cubic root of 225998003 is about 609.1181407679.

The spelling of 225998003 in words is "two hundred twenty-five million, nine hundred ninety-eight thousand, three".

Divisors: 1 7 11 77 2935039 20545273 32285429 225998003