Search a number
-
+
242240244 = 22320186687
BaseRepresentation
bin11100111000001…
…00101011110100
3121212211002010220
432130010223310
5444003141434
640012014340
76001002531
oct1634045364
9555732126
10242240244
11114813754
12691613b0
133b25672c
1424259d88
15163eed49
hexe704af4

242240244 has 12 divisors (see below), whose sum is σ = 565227264. Its totient is φ = 80746744.

The previous prime is 242240239. The next prime is 242240261. The reversal of 242240244 is 442042242.

242240244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10093332 + ... + 10093355.

It is an arithmetic number, because the mean of its divisors is an integer number (47102272).

Almost surely, 2242240244 is an apocalyptic number.

It is an amenable number.

242240244 is an abundant number, since it is smaller than the sum of its proper divisors (322987020).

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

242240244 is a wasteful number, since it uses less digits than its factorization.

242240244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20186694 (or 20186692 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 242240244 is about 15564.0690052441. The cubic root of 242240244 is about 623.3741156143.

Adding to 242240244 its reverse (442042242), we get a palindrome (684282486).

The spelling of 242240244 in words is "two hundred forty-two million, two hundred forty thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 20186687 40373374 60560061 80746748 121120122 242240244