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230167986 = 2338361331
BaseRepresentation
bin11011011100000…
…01010110110010
3121001002202010020
431232001112302
5432410333421
634501144310
75463252456
oct1556012662
9531082106
10230167986
11108a18684
12650bb096
13388ba899
14227d6666
1515317dc6
hexdb815b2

230167986 has 8 divisors (see below), whose sum is σ = 460335984. Its totient is φ = 76722660.

The previous prime is 230167979. The next prime is 230167999. The reversal of 230167986 is 689761032.

It is a happy number.

230167986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

230167986 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19180660 + ... + 19180671.

It is an arithmetic number, because the mean of its divisors is an integer number (57541998).

Almost surely, 2230167986 is an apocalyptic number.

230167986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

230167986 is a wasteful number, since it uses less digits than its factorization.

230167986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38361336.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 230167986 is about 15171.2882116187. The cubic root of 230167986 is about 612.8416961115.

The spelling of 230167986 in words is "two hundred thirty million, one hundred sixty-seven thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 38361331 76722662 115083993 230167986