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223022130 = 2357434071
BaseRepresentation
bin11010100101100…
…00110000110010
3120112122200211220
431102300300302
5424043202010
634044045510
75345441202
oct1522606062
9515580756
10223022130
11104987911
1262833896
1337288176
1421896402
15148a5970
hexd4b0c32

223022130 has 16 divisors (see below), whose sum is σ = 535253184. Its totient is φ = 59472560.

The previous prime is 223022117. The next prime is 223022179. The reversal of 223022130 is 31220322.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 3717006 + ... + 3717065.

It is an arithmetic number, because the mean of its divisors is an integer number (33453324).

Almost surely, 2223022130 is an apocalyptic number.

223022130 is an abundant number, since it is smaller than the sum of its proper divisors (312231054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223022130 is a wasteful number, since it uses less digits than its factorization.

223022130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7434081.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 223022130 is about 14933.9254718912. The cubic root of 223022130 is about 606.4327584479.

Adding to 223022130 its reverse (31220322), we get a palindrome (254242452).

The spelling of 223022130 in words is "two hundred twenty-three million, twenty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 7434071 14868142 22302213 37170355 44604426 74340710 111511065 223022130