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2331244223 = 71199730367
BaseRepresentation
bin1000101011110011…
…1111011010111111
320000110122110212122
42022330333122333
514233244303343
61023154353155
7111525151250
oct21274773277
96013573778
102331244223
11a96a21320
1255088b7bb
132b1c94569
14181882b27
15d99e4068
hex8af3f6bf

2331244223 has 16 divisors (see below), whose sum is σ = 2909497344. Its totient is φ = 1814672160.

The previous prime is 2331244213. The next prime is 2331244229. The reversal of 2331244223 is 3224421332.

It is not a de Polignac number, because 2331244223 - 24 = 2331244207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2331244192 and 2331244201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331244229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61586 + ... + 91952.

It is an arithmetic number, because the mean of its divisors is an integer number (181843584).

Almost surely, 22331244223 is an apocalyptic number.

2331244223 is a deficient number, since it is larger than the sum of its proper divisors (578253121).

2331244223 is a wasteful number, since it uses less digits than its factorization.

2331244223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31382.

The product of its digits is 6912, while the sum is 26.

The square root of 2331244223 is about 48282.9599651885. The cubic root of 2331244223 is about 1325.9564420779.

Adding to 2331244223 its reverse (3224421332), we get a palindrome (5555665555).

The spelling of 2331244223 in words is "two billion, three hundred thirty-one million, two hundred forty-four thousand, two hundred twenty-three".

Divisors: 1 7 11 77 997 6979 10967 30367 76769 212569 334037 2338259 30275899 211931293 333034889 2331244223