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241140 = 22354019
BaseRepresentation
bin111010110111110100
3110020210010
4322313310
530204030
65100220
72023014
oct726764
9406703
10241140
11155199
12b7670
13859b3
1463c44
154b6b0
hex3adf4

241140 has 24 divisors (see below), whose sum is σ = 675360. Its totient is φ = 64288.

The previous prime is 241127. The next prime is 241141. The reversal of 241140 is 41142.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241141) by changing a digit.

241140 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1950 + ... + 2069.

It is an arithmetic number, because the mean of its divisors is an integer number (28140).

2241140 is an apocalyptic number.

241140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241140 is an abundant number, since it is smaller than the sum of its proper divisors (434220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

241140 is a wasteful number, since it uses less digits than its factorization.

241140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031 (or 4029 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 241140 is about 491.0600777909. The cubic root of 241140 is about 62.2428904317.

Adding to 241140 its reverse (41142), we get a palindrome (282282).

The spelling of 241140 in words is "two hundred forty-one thousand, one hundred forty", and thus it is an iban number.

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 4019 8038 12057 16076 20095 24114 40190 48228 60285 80380 120570 241140