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230350741 = 292273901
BaseRepresentation
bin11011011101011…
…01111110010101
3121001110000210221
431232231332111
5432432210431
634505114341
75464643335
oct1556557625
9531400727
10230350741
11109032a15
12651889b1
1338952b1a
14228430c5
1515352111
hexdbadf95

230350741 has 6 divisors (see below), whose sum is σ = 238568642. Its totient is φ = 222406800.

The previous prime is 230350723. The next prime is 230350759. The reversal of 230350741 is 147053032.

It is an interprime number because it is at equal distance from previous prime (230350723) and next prime (230350759).

It can be written as a sum of positive squares in 3 ways, for example, as 1464100 + 228886641 = 1210^2 + 15129^2 .

It is not a de Polignac number, because 230350741 - 25 = 230350709 is a prime.

It is a super-2 number, since 2×2303507412 = 106122927758498162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230050741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136110 + ... + 137791.

Almost surely, 2230350741 is an apocalyptic number.

It is an amenable number.

230350741 is a deficient number, since it is larger than the sum of its proper divisors (8217901).

230350741 is an equidigital number, since it uses as much as digits as its factorization.

230350741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273959 (or 273930 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 230350741 is about 15177.3100712873. The cubic root of 230350741 is about 613.0038534070.

The spelling of 230350741 in words is "two hundred thirty million, three hundred fifty thousand, seven hundred forty-one".

Divisors: 1 29 841 273901 7943129 230350741