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230164536 = 23371370027
BaseRepresentation
bin11011011100000…
…00100000111000
3121001002120101110
431232000200320
5432410231121
634501120320
75463236430
oct1556004070
9531076343
10230164536
11108a16028
12650b90a0
13388b9144
14227d52c0
1515316d76
hexdb80838

230164536 has 32 divisors (see below), whose sum is σ = 657613440. Its totient is φ = 65761248.

The previous prime is 230164481. The next prime is 230164541. The reversal of 230164536 is 635461032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684846 + ... + 685181.

It is an arithmetic number, because the mean of its divisors is an integer number (20550420).

Almost surely, 2230164536 is an apocalyptic number.

It is an amenable number.

230164536 is an abundant number, since it is smaller than the sum of its proper divisors (427448904).

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

230164536 is a wasteful number, since it uses less digits than its factorization.

230164536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370043 (or 1370039 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 230164536 is about 15171.1745095757. The cubic root of 230164536 is about 612.8386341241.

The spelling of 230164536 in words is "two hundred thirty million, one hundred sixty-four thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1370027 2740054 4110081 5480108 8220162 9590189 10960216 16440324 19180378 28770567 32880648 38360756 57541134 76721512 115082268 230164536