Base | Representation |
---|---|
bin | 10101110011111110… |
… | …000111110010000001 |
3 | 2020110012210201200110 |
4 | 111303332013302001 |
5 | 340431122013441 |
6 | 14431554341533 |
7 | 1456244655243 |
oct | 256376076201 |
9 | 66405721613 |
10 | 23420501121 |
11 | 9a29298156 |
12 | 465758a8a9 |
13 | 229322acb4 |
14 | 11c26ac093 |
15 | 9211c2b16 |
hex | 573f87c81 |
23420501121 has 8 divisors (see below), whose sum is σ = 31228853184. Its totient is φ = 15612908240.
The previous prime is 23420501077. The next prime is 23420501149. The reversal of 23420501121 is 12110502432.
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 23420501121 - 211 = 23420499073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23420501161) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 113421 + ... + 244346.
It is an arithmetic number, because the mean of its divisors is an integer number (3903606648).
Almost surely, 223420501121 is an apocalyptic number.
It is an amenable number.
23420501121 is a deficient number, since it is larger than the sum of its proper divisors (7808352063).
23420501121 is a wasteful number, since it uses less digits than its factorization.
23420501121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 379591.
The product of its (nonzero) digits is 480, while the sum is 21.
The spelling of 23420501121 in words is "twenty-three billion, four hundred twenty million, five hundred one thousand, one hundred twenty-one".
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