Search a number
-
+
241025240 = 2356025631
BaseRepresentation
bin11100101110111…
…00000011011000
3121210112100110202
432113130003120
5443200301430
635530001332
75654452331
oct1627340330
9553470422
10241025240
11114063915
1268876248
133ac1c6b1
1424021288
151625ed45
hexe5dc0d8

241025240 has 16 divisors (see below), whose sum is σ = 542306880. Its totient is φ = 96410080.

The previous prime is 241025233. The next prime is 241025249. The reversal of 241025240 is 42520142.

It is a happy number.

241025240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241025249) 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, 3012776 + ... + 3012855.

It is an arithmetic number, because the mean of its divisors is an integer number (33894180).

Almost surely, 2241025240 is an apocalyptic number.

241025240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241025240 is an abundant number, since it is smaller than the sum of its proper divisors (301281640).

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

241025240 is a wasteful number, since it uses less digits than its factorization.

241025240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6025642 (or 6025638 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 241025240 is about 15524.9876006392. The cubic root of 241025240 is about 622.3301494096.

Adding to 241025240 its reverse (42520142), we get a palindrome (283545382).

The spelling of 241025240 in words is "two hundred forty-one million, twenty-five thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 6025631 12051262 24102524 30128155 48205048 60256310 120512620 241025240