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230459650 = 25217271129
BaseRepresentation
bin11011011110010…
…00100100000010
3121001122120012121
431233020210002
5432444202100
634511314454
75465606011
oct1557104402
9531576177
10230459650
111090a7823
126521ba2a
1338990575
1422870a78
151537451a
hexdbc8902

230459650 has 24 divisors (see below), whose sum is σ = 453871620. Its totient is φ = 86760960.

The previous prime is 230459627. The next prime is 230459651. The reversal of 230459650 is 56954032.

It can be written as a sum of positive squares in 6 ways, for example, as 188870049 + 41589601 = 13743^2 + 6449^2 .

It is a super-2 number, since 2×2304596502 = 106223300556245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (230459651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134715 + ... + 136414.

Almost surely, 2230459650 is an apocalyptic number.

230459650 is a deficient number, since it is larger than the sum of its proper divisors (223411970).

230459650 is a wasteful number, since it uses less digits than its factorization.

230459650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271158 (or 271153 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 230459650 is about 15180.8975360484. The cubic root of 230459650 is about 613.1004468563.

The spelling of 230459650 in words is "two hundred thirty million, four hundred fifty-nine thousand, six hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 85 170 425 850 271129 542258 1355645 2711290 4609193 6778225 9218386 13556450 23045965 46091930 115229825 230459650