Base | Representation |
---|---|
bin | 10111000110100101… |
… | …00001111001001001 |
3 | 1012000101211212021001 |
4 | 23203102201321021 |
5 | 200400211020131 |
6 | 5410432015001 |
7 | 616235426242 |
oct | 134322417111 |
9 | 35011755231 |
10 | 12403220041 |
11 | 5295326883 |
12 | 24a1991461 |
13 | 1228862974 |
14 | 8593bdcc9 |
15 | 4c8d6d261 |
hex | 2e34a1e49 |
12403220041 has 2 divisors, whose sum is σ = 12403220042. Its totient is φ = 12403220040.
The previous prime is 12403220023. The next prime is 12403220069. The reversal of 12403220041 is 14002230421.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7451142400 + 4952077641 = 86320^2 + 70371^2 .
It is a cyclic number.
It is not a de Polignac number, because 12403220041 - 29 = 12403219529 is a prime.
It is not a weakly prime, because it can be changed into another prime (12403220021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201610020 + 6201610021.
It is an arithmetic number, because the mean of its divisors is an integer number (6201610021).
Almost surely, 212403220041 is an apocalyptic number.
It is an amenable number.
12403220041 is a deficient number, since it is larger than the sum of its proper divisors (1).
12403220041 is an equidigital number, since it uses as much as digits as its factorization.
12403220041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 12403220041 its reverse (14002230421), we get a palindrome (26405450462).
The spelling of 12403220041 in words is "twelve billion, four hundred three million, two hundred twenty thousand, forty-one".
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