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220113230 = 25149147727
BaseRepresentation
bin11010001111010…
…10100101001110
3120100011220120212
431013222211032
5422322110410
633501442422
75311634351
oct1507524516
9510156525
10220113230
11103280367
1261870412
13367aa11c
142133a298
15144cdb05
hexd1ea94e

220113230 has 16 divisors (see below), whose sum is σ = 398865600. Its totient is φ = 87453792.

The previous prime is 220113221. The next prime is 220113241. The reversal of 220113230 is 32311022.

It is a happy number.

220113230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72374 + ... + 75353.

It is an arithmetic number, because the mean of its divisors is an integer number (24929100).

Almost surely, 2220113230 is an apocalyptic number.

220113230 is a deficient number, since it is larger than the sum of its proper divisors (178752370).

220113230 is a wasteful number, since it uses less digits than its factorization.

220113230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147883.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 220113230 is about 14836.2134657061. The cubic root of 220113230 is about 603.7846238075.

Adding to 220113230 its reverse (32311022), we get a palindrome (252424252).

The spelling of 220113230 in words is "two hundred twenty million, one hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 5 10 149 298 745 1490 147727 295454 738635 1477270 22011323 44022646 110056615 220113230