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2243104431 = 31831340829
BaseRepresentation
bin1000010110110011…
…0000111010101111
312210022210111210220
42011230300322233
514043213320211
61010325302423
7106405034031
oct20554607257
95708714726
102243104431
11a511a0617
12527264a13
13299944239
14173c9bc51
15d1dd3806
hex85b30eaf

2243104431 has 8 divisors (see below), whose sum is σ = 2991042480. Its totient is φ = 1495284672.

The previous prime is 2243104427. The next prime is 2243104453. The reversal of 2243104431 is 1344013422.

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

It is not a de Polignac number, because 2243104431 - 22 = 2243104427 is a prime.

It is a super-2 number, since 2×22431044312 = 10063034976743667522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243104471) by changing a digit.

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, 34525 + ... + 75353.

It is an arithmetic number, because the mean of its divisors is an integer number (373880310).

Almost surely, 22243104431 is an apocalyptic number.

2243104431 is a deficient number, since it is larger than the sum of its proper divisors (747938049).

2243104431 is a wasteful number, since it uses less digits than its factorization.

2243104431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59145.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2243104431 is about 47361.4234477808. The cubic root of 2243104431 is about 1309.0306974125.

Adding to 2243104431 its reverse (1344013422), we get a palindrome (3587117853).

The spelling of 2243104431 in words is "two billion, two hundred forty-three million, one hundred four thousand, four hundred thirty-one".

Divisors: 1 3 18313 40829 54939 122487 747701477 2243104431