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230623724 = 2257655931
BaseRepresentation
bin11011011111100…
…00100111101100
3121001221220021102
431233300213230
5433014424344
634515022232
75500161242
oct1557604754
9531856242
10230623724
111091aa021
126529a978
1338a1a156
14228b4792
15153a7e4e
hexdbf09ec

230623724 has 6 divisors (see below), whose sum is σ = 403591524. Its totient is φ = 115311860.

The previous prime is 230623709. The next prime is 230623727. The reversal of 230623724 is 427326032.

It is not an unprimeable number, because it can be changed into a prime (230623727) 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 as a sum of consecutive naturals, namely, 28827962 + ... + 28827969.

It is an arithmetic number, because the mean of its divisors is an integer number (67265254).

Almost surely, 2230623724 is an apocalyptic number.

It is an amenable number.

230623724 is a deficient number, since it is larger than the sum of its proper divisors (172967800).

230623724 is a wasteful number, since it uses less digits than its factorization.

230623724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57655935 (or 57655933 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 230623724 is about 15186.3005369972. The cubic root of 230623724 is about 613.2459097458.

Adding to 230623724 its reverse (427326032), we get a palindrome (657949756).

The spelling of 230623724 in words is "two hundred thirty million, six hundred twenty-three thousand, seven hundred twenty-four".

Divisors: 1 2 4 57655931 115311862 230623724