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225490703 = 1713264159
BaseRepresentation
bin11010111000010…
…11011100001111
3120201022010002112
431130023130033
5430211200303
634213014235
75405432204
oct1534133417
9521263075
10225490703
11106313559
126362437b
1337940969
1421d39cab
1514be20d8
hexd70b70f

225490703 has 4 divisors (see below), whose sum is σ = 238754880. Its totient is φ = 212226528.

The previous prime is 225490679. The next prime is 225490763. The reversal of 225490703 is 307094522.

It is a happy number.

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 225490703 - 210 = 225489679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225490703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225490763) 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, 6632063 + ... + 6632096.

It is an arithmetic number, because the mean of its divisors is an integer number (59688720).

Almost surely, 2225490703 is an apocalyptic number.

225490703 is a deficient number, since it is larger than the sum of its proper divisors (13264177).

225490703 is a wasteful number, since it uses less digits than its factorization.

225490703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13264176.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 225490703 is about 15016.3478582510. The cubic root of 225490703 is about 608.6620347746.

The spelling of 225490703 in words is "two hundred twenty-five million, four hundred ninety thousand, seven hundred three".

Divisors: 1 17 13264159 225490703