Base | Representation |
---|---|
bin | 10011000011110000… |
… | …11010000011011001 |
3 | 222102002112002222222 |
4 | 21201320122003121 |
5 | 131423410030241 |
6 | 4411153353425 |
7 | 511363340225 |
oct | 114170320331 |
9 | 28362462888 |
10 | 10232111321 |
11 | 438083a753 |
12 | 1b96868875 |
13 | c70b08753 |
14 | 6d0d03785 |
15 | 3ed45ba4b |
hex | 261e1a0d9 |
10232111321 has 4 divisors (see below), whose sum is σ = 10233814500. Its totient is φ = 10230408144.
The previous prime is 10232111299. The next prime is 10232111339. The reversal of 10232111321 is 12311123201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12311123201 = 13 ⋅947009477.
It can be written as a sum of positive squares in 2 ways, for example, as 8429259721 + 1802851600 = 91811^2 + 42460^2 .
It is a cyclic number.
It is not a de Polignac number, because 10232111321 - 26 = 10232111257 is a prime.
It is a super-2 number, since 2×102321113212 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10232111321.
It is not an unprimeable number, because it can be changed into a prime (10232111341) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842546 + ... + 854603.
It is an arithmetic number, because the mean of its divisors is an integer number (2558453625).
Almost surely, 210232111321 is an apocalyptic number.
It is an amenable number.
10232111321 is a deficient number, since it is larger than the sum of its proper divisors (1703179).
10232111321 is an equidigital number, since it uses as much as digits as its factorization.
10232111321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1703178.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 10232111321 its reverse (12311123201), we get a palindrome (22543234522).
The spelling of 10232111321 in words is "ten billion, two hundred thirty-two million, one hundred eleven thousand, three hundred twenty-one".
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