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230042241 = 33111359581
BaseRepresentation
bin11011011011000…
…10101010000001
3121000212100122000
431231202222001
5432342322431
634454334213
75462220042
oct1555425201
9530770560
10230042241
11108942160
126505a369
1338875590
14227a28c9
15152e09e6
hexdb62a81

230042241 has 32 divisors (see below), whose sum is σ = 400391040. Its totient is φ = 128692800.

The previous prime is 230042237. The next prime is 230042243. The reversal of 230042241 is 142240032.

It is not a de Polignac number, because 230042241 - 22 = 230042237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230042243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25930 + ... + 33651.

It is an arithmetic number, because the mean of its divisors is an integer number (12512220).

Almost surely, 2230042241 is an apocalyptic number.

It is an amenable number.

230042241 is a deficient number, since it is larger than the sum of its proper divisors (170348799).

230042241 is a wasteful number, since it uses less digits than its factorization.

230042241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59614 (or 59608 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 230042241 is about 15167.1434686957. The cubic root of 230042241 is about 612.7300735555.

Adding to 230042241 its reverse (142240032), we get a palindrome (372282273).

The spelling of 230042241 in words is "two hundred thirty million, forty-two thousand, two hundred forty-one".

Divisors: 1 3 9 11 13 27 33 39 99 117 143 297 351 429 1287 3861 59581 178743 536229 655391 774553 1608687 1966173 2323659 5898519 6970977 8520083 17695557 20912931 25560249 76680747 230042241