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227234290 = 2522723429
BaseRepresentation
bin11011000101101…
…01000111110010
3120211120200211211
431202311013302
5431132444130
634314230334
75426313433
oct1542650762
9524520754
10227234290
111072a4538
12641253aa
133810147a
142227148a
1514e38a2a
hexd8b51f2

227234290 has 8 divisors (see below), whose sum is σ = 409021740. Its totient is φ = 90893712.

The previous prime is 227234263. The next prime is 227234297. The reversal of 227234290 is 92432722.

It can be written as a sum of positive squares in 2 ways, for example, as 190522809 + 36711481 = 13803^2 + 6059^2 .

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

It is not an unprimeable number, because it can be changed into a prime (227234297) 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, 11361705 + ... + 11361724.

Almost surely, 2227234290 is an apocalyptic number.

227234290 is a deficient number, since it is larger than the sum of its proper divisors (181787450).

227234290 is a wasteful number, since it uses less digits than its factorization.

227234290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22723436.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 227234290 is about 15074.2923548669. The cubic root of 227234290 is about 610.2268170225.

The spelling of 227234290 in words is "two hundred twenty-seven million, two hundred thirty-four thousand, two hundred ninety".

Divisors: 1 2 5 10 22723429 45446858 113617145 227234290