Base | Representation |
---|---|
bin | 10101011101011111… |
… | …110000011010010000 |
3 | 2012110221022011020200 |
4 | 111131133300122100 |
5 | 334143110123240 |
6 | 14330324535200 |
7 | 1444016012403 |
oct | 253537603220 |
9 | 65427264220 |
10 | 23043442320 |
11 | 9855471308 |
12 | 4571251500 |
13 | 223308c792 |
14 | 1188599d3a |
15 | 8ed041930 |
hex | 55d7f0690 |
23043442320 has 60 divisors (see below), whose sum is σ = 77387562876. Its totient is φ = 6144917760.
The previous prime is 23043442313. The next prime is 23043442351. The reversal of 23043442320 is 2324434032.
23043442320 is a `hidden beast` number, since 2 + 304 + 34 + 4 + 2 + 320 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 11108316816 + 11935125504 = 105396^2 + 109248^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16001671 + ... + 16003110.
Almost surely, 223043442320 is an apocalyptic number.
23043442320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23043442320 is an abundant number, since it is smaller than the sum of its proper divisors (54344120556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23043442320 is a wasteful number, since it uses less digits than its factorization.
23043442320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32004800 (or 32004791 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 27.
Adding to 23043442320 its reverse (2324434032), we get a palindrome (25367876352).
The spelling of 23043442320 in words is "twenty-three billion, forty-three million, four hundred forty-two thousand, three hundred twenty".
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