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30860230 = 258337181
BaseRepresentation
bin111010110111…
…0001111000110
32011001212021111
41311232033012
530400011410
63021235234
7523210342
oct165561706
964055244
1030860230
1116468825
12a402b1a
1365166bb
144154622
152a98b8a
hex1d6e3c6

30860230 has 16 divisors (see below), whose sum is σ = 56219184. Its totient is φ = 12195040.

The previous prime is 30860213. The next prime is 30860231. The reversal of 30860230 is 3206803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30860231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17761 + ... + 19420.

It is an arithmetic number, because the mean of its divisors is an integer number (3513699).

Almost surely, 230860230 is an apocalyptic number.

30860230 is a deficient number, since it is larger than the sum of its proper divisors (25358954).

30860230 is a wasteful number, since it uses less digits than its factorization.

30860230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37271.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 30860230 is about 5555.1984663016. The cubic root of 30860230 is about 313.6652347955.

The spelling of 30860230 in words is "thirty million, eight hundred sixty thousand, two hundred thirty".

Divisors: 1 2 5 10 83 166 415 830 37181 74362 185905 371810 3086023 6172046 15430115 30860230