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230316423 = 3194878297
BaseRepresentation
bin11011011101001…
…01100110000111
3121001101021201220
431232211212013
5432430111143
634504251423
75464441311
oct1556454607
9531337656
10230316423
1110900a157
1265170b73
133894030c
14228347b1
1515346d83
hexdba5987

230316423 has 16 divisors (see below), whose sum is σ = 323953920. Its totient is φ = 145146816.

The previous prime is 230316421. The next prime is 230316439. The reversal of 230316423 is 324613032.

It is not a de Polignac number, because 230316423 - 21 = 230316421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230316393 and 230316402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230316421) 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, 23611 + ... + 31907.

It is an arithmetic number, because the mean of its divisors is an integer number (20247120).

Almost surely, 2230316423 is an apocalyptic number.

230316423 is a deficient number, since it is larger than the sum of its proper divisors (93637497).

230316423 is a wasteful number, since it uses less digits than its factorization.

230316423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8806.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 230316423 is about 15176.1794599300. The cubic root of 230316423 is about 612.9734098163.

Adding to 230316423 its reverse (324613032), we get a palindrome (554929455).

The spelling of 230316423 in words is "two hundred thirty million, three hundred sixteen thousand, four hundred twenty-three".

Divisors: 1 3 19 57 487 1461 8297 9253 24891 27759 157643 472929 4040639 12121917 76772141 230316423