Search a number
-
+
230312873 = 7167271727
BaseRepresentation
bin11011011101001…
…00101110101001
3121001101002212102
431232210232221
5432430002443
634504223145
75464425050
oct1556445651
9531332772
10230312873
1110900751a
126516aab5
133893b80b
1422833397
1515345cb8
hexdba4ba9

230312873 has 16 divisors (see below), whose sum is σ = 266133504. Its totient is φ = 195235920.

The previous prime is 230312861. The next prime is 230312909. The reversal of 230312873 is 378213032.

It is a cyclic number.

It is not a de Polignac number, because 230312873 - 210 = 230311849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230312833) 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, 316436 + ... + 317162.

It is an arithmetic number, because the mean of its divisors is an integer number (16633344).

Almost surely, 2230312873 is an apocalyptic number.

It is an amenable number.

230312873 is a deficient number, since it is larger than the sum of its proper divisors (35820631).

230312873 is a wasteful number, since it uses less digits than its factorization.

230312873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 230312873 is about 15176.0624998713. The cubic root of 230312873 is about 612.9702604291.

The spelling of 230312873 in words is "two hundred thirty million, three hundred twelve thousand, eight hundred seventy-three".

Divisors: 1 7 167 271 727 1169 1897 5089 45257 121409 197017 316799 849863 1379119 32901839 230312873