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2243130023 = 31251288283
BaseRepresentation
bin1000010110110011…
…0111001010100111
312210022211210220202
42011230313022213
514043220130043
61010330021115
7106405201451
oct20554671247
95708753822
102243130023
11a51208872
1252727779b
13299952a94
14173ca72d1
15d1ddb1b8
hex85b372a7

2243130023 has 8 divisors (see below), whose sum is σ = 2324722176. Its totient is φ = 2162115000.

The previous prime is 2243130013. The next prime is 2243130041. The reversal of 2243130023 is 3200313422.

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 2243130023 - 222 = 2238935719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2243129977 and 2243130004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243130013) 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, 136361 + ... + 151922.

It is an arithmetic number, because the mean of its divisors is an integer number (290590272).

Almost surely, 22243130023 is an apocalyptic number.

2243130023 is a deficient number, since it is larger than the sum of its proper divisors (81592153).

2243130023 is a wasteful number, since it uses less digits than its factorization.

2243130023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288565.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2243130023 is about 47361.6936247005. The cubic root of 2243130023 is about 1309.0356757194.

Adding to 2243130023 its reverse (3200313422), we get a palindrome (5443443445).

The spelling of 2243130023 in words is "two billion, two hundred forty-three million, one hundred thirty thousand, twenty-three".

Divisors: 1 31 251 7781 288283 8936773 72359033 2243130023