Base | Representation |
---|---|
bin | 1011001101001011110011… |
… | …0000110111010100010111 |
3 | 1121121212222221201102100021 |
4 | 2303102330300313110113 |
5 | 3103332140040143111 |
6 | 42112130031330011 |
7 | 2411113110413644 |
oct | 263227460672427 |
9 | 47555887642307 |
10 | 12321133131031 |
11 | 3a203aa49424a |
12 | 146bb02680907 |
13 | 6b4b548a6c4a |
14 | 3084bb6cadcb |
15 | 16577aa77d71 |
hex | b34bcc37517 |
12321133131031 has 8 divisors (see below), whose sum is σ = 12336873988320. Its totient is φ = 12305392980768.
The previous prime is 12321133131029. The next prime is 12321133131059. The reversal of 12321133131031 is 13013133112321.
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 12321133131031 - 21 = 12321133131029 is a prime.
It is a super-2 number, since 2×123211331310312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12321133130987 and 12321133131005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12321133131011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40725025 + ... + 41026453.
It is an arithmetic number, because the mean of its divisors is an integer number (1542109248540).
Almost surely, 212321133131031 is an apocalyptic number.
12321133131031 is a deficient number, since it is larger than the sum of its proper divisors (15740857289).
12321133131031 is an equidigital number, since it uses as much as digits as its factorization.
12321133131031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353513.
The product of its (nonzero) digits is 972, while the sum is 25.
Adding to 12321133131031 its reverse (13013133112321), we get a palindrome (25334266243352).
The spelling of 12321133131031 in words is "twelve trillion, three hundred twenty-one billion, one hundred thirty-three million, one hundred thirty-one thousand, thirty-one".
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