Base | Representation |
---|---|
bin | 10101100010010000… |
… | …001010100101101001 |
3 | 2012200111110100220020 |
4 | 111202100022211221 |
5 | 334324022210241 |
6 | 14342255151053 |
7 | 1446005210505 |
oct | 254220124551 |
9 | 65614410806 |
10 | 23123241321 |
11 | 98965154a4 |
12 | 4593b15489 |
13 | 224677c51b |
14 | 119500d305 |
15 | 905055b66 |
hex | 56240a969 |
23123241321 has 16 divisors (see below), whose sum is σ = 31899100800. Its totient is φ = 14881603968.
The previous prime is 23123241293. The next prime is 23123241329. The reversal of 23123241321 is 12314232132.
It is not a de Polignac number, because 23123241321 - 25 = 23123241289 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23123241291 and 23123241300.
It is not an unprimeable number, because it can be changed into a prime (23123241329) 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, 672885 + ... + 706413.
It is an arithmetic number, because the mean of its divisors is an integer number (1993693800).
Almost surely, 223123241321 is an apocalyptic number.
It is an amenable number.
23123241321 is a deficient number, since it is larger than the sum of its proper divisors (8775859479).
23123241321 is a wasteful number, since it uses less digits than its factorization.
23123241321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41488.
The product of its digits is 1728, while the sum is 24.
Adding to 23123241321 its reverse (12314232132), we get a palindrome (35437473453).
The spelling of 23123241321 in words is "twenty-three billion, one hundred twenty-three million, two hundred forty-one thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •