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230120241 = 3135900519
BaseRepresentation
bin11011011011101…
…01101100110001
3121001000022121220
431231311230301
5432402321431
634500135253
75462663331
oct1555655461
9531008556
10230120241
1110899581a
1265097529
13388a1c30
14227c30c1
1515308b96
hexdb75b31

230120241 has 8 divisors (see below), whose sum is σ = 330429120. Its totient is φ = 141612432.

The previous prime is 230120213. The next prime is 230120273. The reversal of 230120241 is 142021032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230120241 - 211 = 230118193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230120241.

It is not an unprimeable number, because it can be changed into a prime (230120281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2950221 + ... + 2950298.

It is an arithmetic number, because the mean of its divisors is an integer number (41303640).

Almost surely, 2230120241 is an apocalyptic number.

It is an amenable number.

230120241 is a deficient number, since it is larger than the sum of its proper divisors (100308879).

230120241 is a wasteful number, since it uses less digits than its factorization.

230120241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5900535.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 230120241 is about 15169.7145985018. The cubic root of 230120241 is about 612.7993181499.

Adding to 230120241 its reverse (142021032), we get a palindrome (372141273).

The spelling of 230120241 in words is "two hundred thirty million, one hundred twenty thousand, two hundred forty-one".

Divisors: 1 3 13 39 5900519 17701557 76706747 230120241