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23313112330 = 257297319489
BaseRepresentation
bin10101101101100100…
…011101110100001010
32020011201201210221211
4111231210131310022
5340221124043310
614413200523334
71453502120344
oct255544356412
966151653854
1023313112330
11998370a392
12462762054a
132276bcb331
1411b2316294
15916a5dc8a
hex56d91dd0a

23313112330 has 16 divisors (see below), whose sum is σ = 41969484360. Its totient is φ = 9323937792.

The previous prime is 23313112321. The next prime is 23313112337. The reversal of 23313112330 is 3321131332.

23313112330 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 18860352889 + 4452759441 = 137333^2 + 66729^2 .

It is a super-2 number, since 2×233131123302 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23313112337) 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, 86775 + ... + 232714.

Almost surely, 223313112330 is an apocalyptic number.

23313112330 is a deficient number, since it is larger than the sum of its proper divisors (18656372030).

23313112330 is a wasteful number, since it uses less digits than its factorization.

23313112330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326793.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 23313112330 its reverse (3321131332), we get a palindrome (26634243662).

The spelling of 23313112330 in words is "twenty-three billion, three hundred thirteen million, one hundred twelve thousand, three hundred thirty".

Divisors: 1 2 5 10 7297 14594 36485 72970 319489 638978 1597445 3194890 2331311233 4662622466 11656556165 23313112330