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230016028 = 221125720341
BaseRepresentation
bin11011011010111…
…00010000011100
3121000211000200011
431231130100130
5432341003103
634454013004
75462050444
oct1555342034
9530730604
10230016028
111089244a0
1265047164
1338866678
1422797124
15152d7d6d
hexdb5c41c

230016028 has 24 divisors (see below), whose sum is σ = 440851824. Its totient is φ = 104140800.

The previous prime is 230016011. The next prime is 230016029. The reversal of 230016028 is 820610032.

230016028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230016029) 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, 1138 + ... + 21478.

It is an arithmetic number, because the mean of its divisors is an integer number (18368826).

Almost surely, 2230016028 is an apocalyptic number.

It is an amenable number.

230016028 is a deficient number, since it is larger than the sum of its proper divisors (210835796).

230016028 is a wasteful number, since it uses less digits than its factorization.

230016028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20613 (or 20611 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 230016028 is about 15166.2793064087. The cubic root of 230016028 is about 612.7067994190.

The spelling of 230016028 in words is "two hundred thirty million, sixteen thousand, twenty-eight".

Divisors: 1 2 4 11 22 44 257 514 1028 2827 5654 11308 20341 40682 81364 223751 447502 895004 5227637 10455274 20910548 57504007 115008014 230016028