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230974345 = 576599267
BaseRepresentation
bin11011100010001…
…10001110001001
3121002121201020101
431301012032021
5433112134340
634530325401
75503151410
oct1561061611
9532551211
10230974345
11109419498
1265429861
1338b10914
1422966477
1515426c9a
hexdc46389

230974345 has 8 divisors (see below), whose sum is σ = 316764864. Its totient is φ = 158382384.

The previous prime is 230974343. The next prime is 230974391. The reversal of 230974345 is 543479032.

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

It is a cyclic number.

It is not a de Polignac number, because 230974345 - 21 = 230974343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230974343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3299599 + ... + 3299668.

It is an arithmetic number, because the mean of its divisors is an integer number (39595608).

Almost surely, 2230974345 is an apocalyptic number.

It is an amenable number.

230974345 is a deficient number, since it is larger than the sum of its proper divisors (85790519).

230974345 is an equidigital number, since it uses as much as digits as its factorization.

230974345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6599279.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 230974345 is about 15197.8401425992. The cubic root of 230974345 is about 613.5565282977.

The spelling of 230974345 in words is "two hundred thirty million, nine hundred seventy-four thousand, three hundred forty-five".

Divisors: 1 5 7 35 6599267 32996335 46194869 230974345