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241040140 = 225112694073
BaseRepresentation
bin11100101110111…
…11101100001100
3121210120002220121
432113133230030
5443201241030
635530154324
75654543635
oct1627375414
9553502817
10241040140
11114074030
12688829a4
133ac26403
142402688c
151626447a
hexe5dfb0c

241040140 has 48 divisors (see below), whose sum is σ = 554389920. Its totient is φ = 87303680.

The previous prime is 241040119. The next prime is 241040153. The reversal of 241040140 is 41040142.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 57144 + ... + 61216.

It is an arithmetic number, because the mean of its divisors is an integer number (11549790).

Almost surely, 2241040140 is an apocalyptic number.

241040140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 241040140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277194960).

241040140 is an abundant number, since it is smaller than the sum of its proper divisors (313349780).

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

241040140 is a wasteful number, since it uses less digits than its factorization.

241040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362 (or 4360 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 241040140 is about 15525.4674647819. The cubic root of 241040140 is about 622.3429731401.

Adding to 241040140 its reverse (41040142), we get a palindrome (282080282).

The spelling of 241040140 in words is "two hundred forty-one million, forty thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 269 538 1076 1345 2690 2959 4073 5380 5918 8146 11836 14795 16292 20365 29590 40730 44803 59180 81460 89606 179212 224015 448030 896060 1095637 2191274 4382548 5478185 10956370 12052007 21912740 24104014 48208028 60260035 120520070 241040140