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2242402261 = 11541376811
BaseRepresentation
bin1000010110101000…
…0101011111010101
312210021110211121121
42011222011133111
514043023333021
61010302243541
7106366050631
oct20552053725
95707424547
102242402261
11a50861010
12526b865b1
13299759758
14173b57dc1
15d1ce5741
hex85a857d5

2242402261 has 8 divisors (see below), whose sum is σ = 2450785248. Its totient is φ = 2034774000.

The previous prime is 2242402243. The next prime is 2242402271. The reversal of 2242402261 is 1622042422.

2242402261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2242402261 - 231 = 94918613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242402241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182455 + ... + 194356.

It is an arithmetic number, because the mean of its divisors is an integer number (306348156).

Almost surely, 22242402261 is an apocalyptic number.

It is an amenable number.

2242402261 is a deficient number, since it is larger than the sum of its proper divisors (208382987).

2242402261 is a wasteful number, since it uses less digits than its factorization.

2242402261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377363.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2242402261 is about 47354.0099780367. The cubic root of 2242402261 is about 1308.8940923874.

Adding to 2242402261 its reverse (1622042422), we get a palindrome (3864444683).

The spelling of 2242402261 in words is "two billion, two hundred forty-two million, four hundred two thousand, two hundred sixty-one".

Divisors: 1 11 541 5951 376811 4144921 203854751 2242402261