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230001423 = 3691110951
BaseRepresentation
bin11011011010110…
…00101100001111
3121000210021122020
431231120230033
5432340021143
634453421223
75461660041
oct1555305417
9530707566
10230001423
11108914523
126503a813
133885cb22
1422791a91
15152d3883
hexdb58b0f

230001423 has 8 divisors (see below), whose sum is σ = 307115136. Its totient is φ = 153111000.

The previous prime is 230001337. The next prime is 230001427. The reversal of 230001423 is 324100032.

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

It is not a de Polignac number, because 230001423 - 214 = 229985039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230001427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53403 + ... + 57548.

It is an arithmetic number, because the mean of its divisors is an integer number (38389392).

Almost surely, 2230001423 is an apocalyptic number.

230001423 is a deficient number, since it is larger than the sum of its proper divisors (77113713).

230001423 is a wasteful number, since it uses less digits than its factorization.

230001423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111645.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 230001423 is about 15165.7978029512. The cubic root of 230001423 is about 612.6938310877.

Adding to 230001423 its reverse (324100032), we get a palindrome (554101455).

The spelling of 230001423 in words is "two hundred thirty million, one thousand, four hundred twenty-three".

Divisors: 1 3 691 2073 110951 332853 76667141 230001423