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220110230 = 25233130871
BaseRepresentation
bin11010001111010…
…01110110010110
3120100011202110202
431013221312112
5422322011410
633501420502
75311622534
oct1507516626
9510152422
10220110230
1110327908a
126186a732
13367a8952
1421339154
15144ccca5
hexd1e9d96

220110230 has 32 divisors (see below), whose sum is σ = 426774528. Its totient is φ = 81496800.

The previous prime is 220110229. The next prime is 220110281. The reversal of 220110230 is 32011022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8306 + ... + 22565.

It is an arithmetic number, because the mean of its divisors is an integer number (13336704).

Almost surely, 2220110230 is an apocalyptic number.

220110230 is a deficient number, since it is larger than the sum of its proper divisors (206664298).

220110230 is a wasteful number, since it uses less digits than its factorization.

220110230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30932.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 220110230 is about 14836.1123613971. The cubic root of 220110230 is about 603.7818807313.

Adding to 220110230 its reverse (32011022), we get a palindrome (252121252).

The spelling of 220110230 in words is "two hundred twenty million, one hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 10 23 31 46 62 115 155 230 310 713 1426 3565 7130 30871 61742 154355 308710 710033 957001 1420066 1914002 3550165 4785005 7100330 9570010 22011023 44022046 110055115 220110230