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230626033 = 1120966003
BaseRepresentation
bin11011011111100…
…01001011110001
3121001222000102221
431233301023301
5433020013113
634515041041
75500201051
oct1557611361
9531860387
10230626033
11109200830
12652a0181
1338a1b211
14228b5561
15153a898d
hexdbf12f1

230626033 has 4 divisors (see below), whose sum is σ = 251592048. Its totient is φ = 209660020.

The previous prime is 230626007. The next prime is 230626051. The reversal of 230626033 is 330626032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230626033 - 25 = 230626001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230625989 and 230626007.

It is not an unprimeable number, because it can be changed into a prime (230626073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10482991 + ... + 10483012.

It is an arithmetic number, because the mean of its divisors is an integer number (62898012).

Almost surely, 2230626033 is an apocalyptic number.

It is an amenable number.

230626033 is a deficient number, since it is larger than the sum of its proper divisors (20966015).

230626033 is a wasteful number, since it uses less digits than its factorization.

230626033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20966014.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 230626033 is about 15186.3765592718. The cubic root of 230626033 is about 613.2479563408.

Subtracting 230626033 from its reverse (330626032), we obtain a palindrome (99999999).

The spelling of 230626033 in words is "two hundred thirty million, six hundred twenty-six thousand, thirty-three".

Divisors: 1 11 20966003 230626033