Search a number
-
+
220115230 = 2522011523
BaseRepresentation
bin11010001111010…
…11000100011110
3120100012000022221
431013223010132
5422322141410
633501455554
75311643236
oct1507530436
9510160287
10220115230
11103281915
12618715ba
13367aacca
142133acc6
15144ce4da
hexd1eb11e

220115230 has 8 divisors (see below), whose sum is σ = 396207432. Its totient is φ = 88046088.

The previous prime is 220115227. The next prime is 220115263. The reversal of 220115230 is 32511022.

Adding to 220115230 its reverse (32511022), we get a palindrome (252626252).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11005752 + ... + 11005771.

It is an arithmetic number, because the mean of its divisors is an integer number (49525929).

Almost surely, 2220115230 is an apocalyptic number.

220115230 is a deficient number, since it is larger than the sum of its proper divisors (176092202).

220115230 is a wasteful number, since it uses less digits than its factorization.

220115230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22011530.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 220115230 is about 14836.2808681960. The cubic root of 220115230 is about 603.7864525112.

The spelling of 220115230 in words is "two hundred twenty million, one hundred fifteen thousand, two hundred thirty".

Divisors: 1 2 5 10 22011523 44023046 110057615 220115230