Base | Representation |
---|---|
bin | 10110100110010111… |
… | …10001011101001001 |
3 | 1011022120101221022202 |
4 | 23103023301131021 |
5 | 144322022411241 |
6 | 5323540325545 |
7 | 606444624452 |
oct | 132313613511 |
9 | 34276357282 |
10 | 12133013321 |
11 | 5166851540 |
12 | 24273a38b5 |
13 | 11b4896a30 |
14 | 831564129 |
15 | 4b0296d9b |
hex | 2d32f1749 |
12133013321 has 8 divisors (see below), whose sum is σ = 14254169664. Its totient is φ = 10181549520.
The previous prime is 12133013309. The next prime is 12133013327. The reversal of 12133013321 is 12331033121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12133013321 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12133013293 and 12133013302.
It is not an unprimeable number, because it can be changed into a prime (12133013327) 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, 42422981 + ... + 42423266.
It is an arithmetic number, because the mean of its divisors is an integer number (1781771208).
Almost surely, 212133013321 is an apocalyptic number.
12133013321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12133013321 is a deficient number, since it is larger than the sum of its proper divisors (2121156343).
12133013321 is a wasteful number, since it uses less digits than its factorization.
12133013321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84846271.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 12133013321 its reverse (12331033121), we get a palindrome (24464046442).
The spelling of 12133013321 in words is "twelve billion, one hundred thirty-three million, thirteen thousand, three hundred twenty-one".
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