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230362994 = 2173665789
BaseRepresentation
bin11011011101100…
…00111101110010
3121001110122121202
431232300331302
5432433103434
634505251202
75465024141
oct1556607562
9531418552
10230362994
11109041144
1265193b02
1338958584
1422847758
1515355a7e
hexdbb0f72

230362994 has 8 divisors (see below), whose sum is σ = 347542380. Its totient is φ = 114515536.

The previous prime is 230362991. The next prime is 230363017. The reversal of 230362994 is 499263032.

It can be written as a sum of positive squares in 2 ways, for example, as 230280625 + 82369 = 15175^2 + 287^2 .

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

It is not an unprimeable number, because it can be changed into a prime (230362991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332549 + ... + 333240.

Almost surely, 2230362994 is an apocalyptic number.

230362994 is a deficient number, since it is larger than the sum of its proper divisors (117179386).

230362994 is a wasteful number, since it uses less digits than its factorization.

230362994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665964.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 230362994 is about 15177.7137276996. The cubic root of 230362994 is about 613.0147223440.

Adding to 230362994 its sum of digits (38), we get a palindrome (230363032).

The spelling of 230362994 in words is "two hundred thirty million, three hundred sixty-two thousand, nine hundred ninety-four".

Divisors: 1 2 173 346 665789 1331578 115181497 230362994