Base | Representation |
---|---|
bin | 10110110010010100… |
… | …00001111110100001 |
3 | 1011120112221222001021 |
4 | 23121022001332201 |
5 | 200023201020001 |
6 | 5341520205441 |
7 | 612102440302 |
oct | 133112017641 |
9 | 34515858037 |
10 | 12233220001 |
11 | 5208374282 |
12 | 2454a69881 |
13 | 11cc580622 |
14 | 8409aa7a9 |
15 | 4b8e8cba1 |
hex | 2d9281fa1 |
12233220001 has 8 divisors (see below), whose sum is σ = 12272864040. Its totient is φ = 12193640448.
The previous prime is 12233219993. The next prime is 12233220023. The reversal of 12233220001 is 10002233221.
It can be written as a sum of positive squares in 4 ways, for example, as 1297080225 + 10936139776 = 36015^2 + 104576^2 .
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 12233220001 - 23 = 12233219993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12233220101) 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, 379425 + ... + 410401.
It is an arithmetic number, because the mean of its divisors is an integer number (1534108005).
Almost surely, 212233220001 is an apocalyptic number.
It is an amenable number.
12233220001 is a deficient number, since it is larger than the sum of its proper divisors (39644039).
12233220001 is an equidigital number, since it uses as much as digits as its factorization.
12233220001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32243.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 12233220001 its reverse (10002233221), we get a palindrome (22235453222).
The spelling of 12233220001 in words is "twelve billion, two hundred thirty-three million, two hundred twenty thousand, one".
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