Base | Representation |
---|---|
bin | 10101101101011101… |
… | …101010101101001000 |
3 | 2020011121101021020001 |
4 | 111231131222231020 |
5 | 340220200030440 |
6 | 14413054412344 |
7 | 1453451015401 |
oct | 255535525510 |
9 | 66147337201 |
10 | 23311330120 |
11 | 9982702391 |
12 | 4626b010b4 |
13 | 2276726080 |
14 | 11b1db09a8 |
15 | 91680ab9a |
hex | 56d76ab48 |
23311330120 has 64 divisors (see below), whose sum is σ = 56864430000. Its totient is φ = 8549465088.
The previous prime is 23311330111. The next prime is 23311330153. The reversal of 23311330120 is 2103311332.
It can be written as a sum of positive squares in 8 ways, for example, as 7012722564 + 16298607556 = 83742^2 + 127666^2 .
It is a super-2 number, since 2×233113301202 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72955 + ... + 227914.
Almost surely, 223311330120 is an apocalyptic number.
23311330120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23311330120 is an abundant number, since it is smaller than the sum of its proper divisors (33553099880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23311330120 is a wasteful number, since it uses less digits than its factorization.
23311330120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 301042 (or 301038 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 23311330120 its reverse (2103311332), we get a palindrome (25414641452).
The spelling of 23311330120 in words is "twenty-three billion, three hundred eleven million, three hundred thirty thousand, one hundred twenty".
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