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22850230 = 25131371283
BaseRepresentation
bin101011100101…
…0101010110110
31120222220121211
41113022222312
521322201410
62133432034
7365136514
oct127125266
946886554
1022850230
1111997797
12779b61a
134970860
14306b4b4
15201568a
hex15caab6

22850230 has 32 divisors (see below), whose sum is σ = 44652384. Its totient is φ = 8368896.

The previous prime is 22850209. The next prime is 22850239. The reversal of 22850230 is 3205822.

It is a super-2 number, since 2×228502302 = 1044266022105800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22850239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17169 + ... + 18451.

It is an arithmetic number, because the mean of its divisors is an integer number (1395387).

Almost surely, 222850230 is an apocalyptic number.

22850230 is a deficient number, since it is larger than the sum of its proper divisors (21802154).

22850230 is a wasteful number, since it uses less digits than its factorization.

22850230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22850230 is about 4780.1914187614. The cubic root of 22850230 is about 283.7680692563.

The spelling of 22850230 in words is "twenty-two million, eight hundred fifty thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 137 274 685 1283 1370 1781 2566 3562 6415 8905 12830 16679 17810 33358 83395 166790 175771 351542 878855 1757710 2285023 4570046 11425115 22850230