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230244629 = 673436487
BaseRepresentation
bin11011011100101…
…00000100010101
3121001020122020212
431232110010111
5432420312004
634502535205
75464022066
oct1556240425
9531218225
10230244629
11108a7021a
1265137505
1338916734
142281656d
151533096e
hexdb94115

230244629 has 4 divisors (see below), whose sum is σ = 233681184. Its totient is φ = 226808076.

The previous prime is 230244611. The next prime is 230244709. The reversal of 230244629 is 926442032.

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 230244629 - 220 = 229196053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230244595 and 230244604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230244029) 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 3 ways as a sum of consecutive naturals, for example, 1718177 + ... + 1718310.

It is an arithmetic number, because the mean of its divisors is an integer number (58420296).

Almost surely, 2230244629 is an apocalyptic number.

It is an amenable number.

230244629 is a deficient number, since it is larger than the sum of its proper divisors (3436555).

230244629 is an equidigital number, since it uses as much as digits as its factorization.

230244629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436554.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 230244629 is about 15173.8139239942. The cubic root of 230244629 is about 612.9097113822.

The spelling of 230244629 in words is "two hundred thirty million, two hundred forty-four thousand, six hundred twenty-nine".

Divisors: 1 67 3436487 230244629