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230186466 = 23220536229
BaseRepresentation
bin11011011100001…
…01110111100010
3121001010200110200
431232011313202
5432411431331
634501410030
75463360366
oct1556056742
9531120420
10230186466
11108a30554
1265109916
13388c6113
14227dd2a6
151531d5e6
hexdb85de2

230186466 has 24 divisors (see below), whose sum is σ = 499060380. Its totient is φ = 76679136.

The previous prime is 230186417. The next prime is 230186483. The reversal of 230186466 is 664681032.

230186466 is a `hidden beast` number, since 2 + 3 + 0 + 1 + 8 + 646 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 230159241 + 27225 = 15171^2 + 165^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230186466.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33840 + ... + 40068.

Almost surely, 2230186466 is an apocalyptic number.

230186466 is an abundant number, since it is smaller than the sum of its proper divisors (268873914).

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

230186466 is a wasteful number, since it uses less digits than its factorization.

230186466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8290 (or 8287 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 230186466 is about 15171.8972445769. The cubic root of 230186466 is about 612.8580971927.

The spelling of 230186466 in words is "two hundred thirty million, one hundred eighty-six thousand, four hundred sixty-six".

Divisors: 1 2 3 6 9 18 2053 4106 6159 6229 12318 12458 18477 18687 36954 37374 56061 112122 12788137 25576274 38364411 76728822 115093233 230186466