Search a number
-
+
230033423 = 2931255877
BaseRepresentation
bin11011011011000…
…00100000001111
3121000211220112102
431231200200033
5432342032143
634454225315
75462152244
oct1555404017
9530756472
10230033423
11108936574
126505523b
1338871569
142279d5cb
15152dd0b8
hexdb6080f

230033423 has 8 divisors (see below), whose sum is σ = 245642880. Its totient is φ = 214935840.

The previous prime is 230033393. The next prime is 230033431. The reversal of 230033423 is 324330032.

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

It is a cyclic number.

It is not a de Polignac number, because 230033423 - 210 = 230032399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230033395 and 230033404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230033473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127040 + ... + 128837.

It is an arithmetic number, because the mean of its divisors is an integer number (30705360).

Almost surely, 2230033423 is an apocalyptic number.

230033423 is a deficient number, since it is larger than the sum of its proper divisors (15609457).

230033423 is a wasteful number, since it uses less digits than its factorization.

230033423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255937.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 230033423 is about 15166.8527717520. The cubic root of 230033423 is about 612.7222443806.

Adding to 230033423 its reverse (324330032), we get a palindrome (554363455).

The spelling of 230033423 in words is "two hundred thirty million, thirty-three thousand, four hundred twenty-three".

Divisors: 1 29 31 899 255877 7420433 7932187 230033423