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241860020 = 22517711353
BaseRepresentation
bin11100110101001…
…11110110110100
3121212002202120112
432122213312310
5443404010040
635555522152
75664530153
oct1632476664
9555082515
10241860020
11114584016
1268bb9358
133b15264c
142419b59a
1516377365
hexe6a7db4

241860020 has 24 divisors (see below), whose sum is σ = 537783624. Its totient is φ = 91053056.

The previous prime is 241859999. The next prime is 241860043. The reversal of 241860020 is 20068142.

It can be written as a sum of positive squares in 4 ways, for example, as 4145296 + 237714724 = 2036^2 + 15418^2 .

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 355337 + ... + 356016.

It is an arithmetic number, because the mean of its divisors is an integer number (22407651).

Almost surely, 2241860020 is an apocalyptic number.

241860020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241860020 is an abundant number, since it is smaller than the sum of its proper divisors (295923604).

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

241860020 is a wasteful number, since it uses less digits than its factorization.

241860020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711379 (or 711377 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 241860020 is about 15551.8494077071. The cubic root of 241860020 is about 623.0477922984.

The spelling of 241860020 in words is "two hundred forty-one million, eight hundred sixty thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 711353 1422706 2845412 3556765 7113530 12093001 14227060 24186002 48372004 60465005 120930010 241860020