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230243035 = 5113291193
BaseRepresentation
bin11011011100100…
…11101011011011
3121001020120001211
431232103223123
5432420234120
634502523551
75464014331
oct1556235333
9531216054
10230243035
11108a6a000
12651365b7
1338915aa9
1422815b51
151533025a
hexdb93adb

230243035 has 32 divisors (see below), whose sum is σ = 314642880. Its totient is φ = 161539840.

The previous prime is 230243029. The next prime is 230243059. The reversal of 230243035 is 530342032.

230243035 = T1890 + T1891 + ... + T2010.

It is not a de Polignac number, because 230243035 - 27 = 230242907 is a prime.

It is a super-2 number, since 2×2302430352 = 106023710332022450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230242997 and 230243015.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192399 + ... + 193591.

It is an arithmetic number, because the mean of its divisors is an integer number (9832590).

Almost surely, 2230243035 is an apocalyptic number.

230243035 is a deficient number, since it is larger than the sum of its proper divisors (84399845).

230243035 is a wasteful number, since it uses less digits than its factorization.

230243035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260 (or 1238 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 230243035 is about 15173.7613992049. The cubic root of 230243035 is about 612.9082969731.

Adding to 230243035 its reverse (530342032), we get a palindrome (760585067).

The spelling of 230243035 in words is "two hundred thirty million, two hundred forty-three thousand, thirty-five".

Divisors: 1 5 11 29 55 121 145 319 605 1193 1331 1595 3509 5965 6655 13123 17545 34597 38599 65615 144353 172985 192995 380567 721765 1587883 1902835 4186237 7939415 20931185 46048607 230243035