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22330930 = 2523791229
BaseRepresentation
bin101010100101…
…1111000110010
31120000112021111
41111023320302
521204042210
62114343534
7360544516
oct125137062
946015244
1022330930
1111672616
12758abaa
13481b38b
142d74146
151e6188a
hex154be32

22330930 has 32 divisors (see below), whose sum is σ = 42508800. Its totient is φ = 8428992.

The previous prime is 22330921. The next prime is 22330949. The reversal of 22330930 is 3903322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17556 + ... + 18784.

It is an arithmetic number, because the mean of its divisors is an integer number (1328400).

Almost surely, 222330930 is an apocalyptic number.

22330930 is a deficient number, since it is larger than the sum of its proper divisors (20177870).

22330930 is a wasteful number, since it uses less digits than its factorization.

22330930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 22330930 is about 4725.5613423169. The cubic root of 22330930 is about 281.6019147086.

The spelling of 22330930 in words is "twenty-two million, three hundred thirty thousand, nine hundred thirty".

Divisors: 1 2 5 10 23 46 79 115 158 230 395 790 1229 1817 2458 3634 6145 9085 12290 18170 28267 56534 97091 141335 194182 282670 485455 970910 2233093 4466186 11165465 22330930