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230487244 = 221329152843
BaseRepresentation
bin11011011110011…
…11010011001100
3121001200222001121
431233033103030
5433001042434
634512050324
75466052321
oct1557172314
9531628047
10230487244
11109116529
12652339a4
133899ccb0
142287ab48
151537c7b4
hexdbcf4cc

230487244 has 24 divisors (see below), whose sum is σ = 449361360. Its totient is φ = 102709824.

The previous prime is 230487239. The next prime is 230487247. The reversal of 230487244 is 442784032.

230487244 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

230487244 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (230487247) 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 7 ways as a sum of consecutive naturals, for example, 74914 + ... + 77929.

It is an arithmetic number, because the mean of its divisors is an integer number (18723390).

Almost surely, 2230487244 is an apocalyptic number.

It is an amenable number.

230487244 is a deficient number, since it is larger than the sum of its proper divisors (218874116).

230487244 is a wasteful number, since it uses less digits than its factorization.

230487244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152889 (or 152887 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 34.

The square root of 230487244 is about 15181.8063483895. The cubic root of 230487244 is about 613.1249156640.

The spelling of 230487244 in words is "two hundred thirty million, four hundred eighty-seven thousand, two hundred forty-four".

Divisors: 1 2 4 13 26 29 52 58 116 377 754 1508 152843 305686 611372 1986959 3973918 4432447 7947836 8864894 17729788 57621811 115243622 230487244