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241042031 = 1714178943
BaseRepresentation
bin11100101111000…
…00001001101111
3121210120012111122
432113200021233
5443201321111
635530211155
75654552306
oct1627401157
9553505448
10241042031
1111407549a
1268883abb
133ac27229
142402743d
1516264cdb
hexe5e026f

241042031 has 4 divisors (see below), whose sum is σ = 255220992. Its totient is φ = 226863072.

The previous prime is 241042027. The next prime is 241042051. The reversal of 241042031 is 130240142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130240142 = 265120071.

It is a cyclic number.

It is not a de Polignac number, because 241042031 - 22 = 241042027 is a prime.

It is a super-2 number, since 2×2410420312 = 116202521417209922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 14178943 = 241042031 / (2 + 4 + 1 + 0 + 4 + 2 + 0 + 3 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241042051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7089455 + ... + 7089488.

It is an arithmetic number, because the mean of its divisors is an integer number (63805248).

Almost surely, 2241042031 is an apocalyptic number.

241042031 is a deficient number, since it is larger than the sum of its proper divisors (14178961).

241042031 is a wasteful number, since it uses less digits than its factorization.

241042031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14178960.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 241042031 is about 15525.5283646000. The cubic root of 241042031 is about 622.3446005972.

Adding to 241042031 its reverse (130240142), we get a palindrome (371282173).

The spelling of 241042031 in words is "two hundred forty-one million, forty-two thousand, thirty-one".

Divisors: 1 17 14178943 241042031