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230589693 = 3343198613
BaseRepresentation
bin11011011111010…
…00010011111101
3121001220011121000
431233220103331
5433012332233
634514200513
75466660105
oct1557502375
9531804530
10230589693
111091864a4
1265283139
1338a07809
14228a6205
151539cd13
hexdbe84fd

230589693 has 16 divisors (see below), whose sum is σ = 349560640. Its totient is φ = 150150672.

The previous prime is 230589691. The next prime is 230589707. The reversal of 230589693 is 396985032.

230589693 is a `hidden beast` number, since 2 + 3 + 0 + 589 + 69 + 3 = 666.

It is not a de Polignac number, because 230589693 - 21 = 230589691 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 (230589691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98146 + ... + 100467.

It is an arithmetic number, because the mean of its divisors is an integer number (21847540).

Almost surely, 2230589693 is an apocalyptic number.

It is an amenable number.

230589693 is a deficient number, since it is larger than the sum of its proper divisors (118970947).

230589693 is a wasteful number, since it uses less digits than its factorization.

230589693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198665 (or 198659 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 230589693 is about 15185.1800450307. The cubic root of 230589693 is about 613.2157445952.

The spelling of 230589693 in words is "two hundred thirty million, five hundred eighty-nine thousand, six hundred ninety-three".

Divisors: 1 3 9 27 43 129 387 1161 198613 595839 1787517 5362551 8540359 25621077 76863231 230589693