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230823346 = 2138877821
BaseRepresentation
bin11011100001000…
…01010110110010
3121002100001002211
431300201112302
5433042321341
634523202334
75501652235
oct1560412662
9532301084
10230823346
11109325aa6
12653763aa
1338a89c80
142292741c
15153e7181
hexdc215b2

230823346 has 8 divisors (see below), whose sum is σ = 372868524. Its totient is φ = 106533840.

The previous prime is 230823323. The next prime is 230823371. The reversal of 230823346 is 643328032.

It can be written as a sum of positive squares in 2 ways, for example, as 230584225 + 239121 = 15185^2 + 489^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4438885 + ... + 4438936.

Almost surely, 2230823346 is an apocalyptic number.

230823346 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

230823346 is a deficient number, since it is larger than the sum of its proper divisors (142045178).

230823346 is a wasteful number, since it uses less digits than its factorization.

230823346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8877836.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 230823346 is about 15192.8715521458. The cubic root of 230823346 is about 613.4227953807.

The spelling of 230823346 in words is "two hundred thirty million, eight hundred twenty-three thousand, three hundred forty-six".

Divisors: 1 2 13 26 8877821 17755642 115411673 230823346