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230034023 = 7317211831
BaseRepresentation
bin11011011011000…
…00101001100111
3121000211221100122
431231200221213
5432342042043
634454232155
75462154062
oct1555405147
9530757318
10230034023
11108936a6a
126505565b
133887190b
142279d8d9
15152dd368
hexdb60a67

230034023 has 8 divisors (see below), whose sum is σ = 233448096. Its totient is φ = 226627200.

The previous prime is 230034011. The next prime is 230034031. The reversal of 230034023 is 320430032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230034023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230033992 and 230034010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230034073) 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, 124718 + ... + 126548.

It is an arithmetic number, because the mean of its divisors is an integer number (29181012).

Almost surely, 2230034023 is an apocalyptic number.

230034023 is a deficient number, since it is larger than the sum of its proper divisors (3414073).

230034023 is a wasteful number, since it uses less digits than its factorization.

230034023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 230034023 is about 15166.8725517161. The cubic root of 230034023 is about 612.7227771046.

Adding to 230034023 its reverse (320430032), we get a palindrome (550464055).

The spelling of 230034023 in words is "two hundred thirty million, thirty-four thousand, twenty-three".

Divisors: 1 73 1721 1831 125633 133663 3151151 230034023