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230306695 = 5192579433
BaseRepresentation
bin11011011101000…
…11001110000111
3121001100210101121
431232203032013
5432424303240
634504134411
75464401043
oct1556431607
9531323347
10230306695
11109002913
1265167407
1338938a68
1422831023
151534404a
hexdba3387

230306695 has 16 divisors (see below), whose sum is σ = 292076640. Its totient is φ = 173850624.

The previous prime is 230306647. The next prime is 230306723. The reversal of 230306695 is 596603032.

It is a cyclic number.

It is not a de Polignac number, because 230306695 - 29 = 230306183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230306695.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19699 + ... + 29131.

It is an arithmetic number, because the mean of its divisors is an integer number (18254790).

Almost surely, 2230306695 is an apocalyptic number.

230306695 is a deficient number, since it is larger than the sum of its proper divisors (61769945).

230306695 is a wasteful number, since it uses less digits than its factorization.

230306695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9714.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 230306695 is about 15175.8589542734. The cubic root of 230306695 is about 612.9647795310.

The spelling of 230306695 in words is "two hundred thirty million, three hundred six thousand, six hundred ninety-five".

Divisors: 1 5 19 95 257 1285 4883 9433 24415 47165 179227 896135 2424281 12121405 46061339 230306695