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228663335 = 545732667
BaseRepresentation
bin11011010000100…
…10000000100111
3120221021022010102
431220102000213
5432014211320
634405014315
75444414645
oct1550220047
9527238112
10228663335
1110809016a
12646b439b
13384b1a64
1422524195
151511c175
hexda12027

228663335 has 4 divisors (see below), whose sum is σ = 274396008. Its totient is φ = 182930664.

The previous prime is 228663329. The next prime is 228663341. The reversal of 228663335 is 533366822.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (228663329) and next prime (228663341).

It is a cyclic number.

It is not a de Polignac number, because 228663335 - 210 = 228662311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22866329 + ... + 22866338.

It is an arithmetic number, because the mean of its divisors is an integer number (68599002).

Almost surely, 2228663335 is an apocalyptic number.

228663335 is a deficient number, since it is larger than the sum of its proper divisors (45732673).

228663335 is an equidigital number, since it uses as much as digits as its factorization.

228663335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45732672.

The product of its digits is 155520, while the sum is 38.

The square root of 228663335 is about 15121.6181343135. The cubic root of 228663335 is about 611.5033554245.

The spelling of 228663335 in words is "two hundred twenty-eight million, six hundred sixty-three thousand, three hundred thirty-five".

Divisors: 1 5 45732667 228663335