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230364389 = 2344922307
BaseRepresentation
bin11011011101100…
…01010011100101
3121001110201112102
431232301103211
5432433130024
634505301445
75465031203
oct1556612345
9531421472
10230364389
111090421a2
1265194885
13389590b8
1422848073
15153561ae
hexdbb14e5

230364389 has 8 divisors (see below), whose sum is σ = 240926400. Its totient is φ = 219847936.

The previous prime is 230364383. The next prime is 230364403. The reversal of 230364389 is 983463032.

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 230364389 - 216 = 230298853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230364383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 827 + ... + 21480.

It is an arithmetic number, because the mean of its divisors is an integer number (30115800).

Almost surely, 2230364389 is an apocalyptic number.

It is an amenable number.

230364389 is a deficient number, since it is larger than the sum of its proper divisors (10562011).

230364389 is a wasteful number, since it uses less digits than its factorization.

230364389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22779.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 230364389 is about 15177.7596831680. The cubic root of 230364389 is about 613.0159597444.

The spelling of 230364389 in words is "two hundred thirty million, three hundred sixty-four thousand, three hundred eighty-nine".

Divisors: 1 23 449 10327 22307 513061 10015843 230364389