Base | Representation |
---|---|
bin | 10001101010101111010… |
… | …100010111101110001001 |
3 | 11022001212020222122211220 |
4 | 101222233110113232021 |
5 | 124343010231132223 |
6 | 2325432054512253 |
7 | 153501035554431 |
oct | 21525724275611 |
9 | 4261766878756 |
10 | 1214122130313 |
11 | 4289a7321674 |
12 | 17737b065689 |
13 | 8a6502b8331 |
14 | 42a99d132c1 |
15 | 218ae8e56e3 |
hex | 11aaf517b89 |
1214122130313 has 4 divisors (see below), whose sum is σ = 1618829507088. Its totient is φ = 809414753540.
The previous prime is 1214122130311. The next prime is 1214122130317. The reversal of 1214122130313 is 3130312214121.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1214122130313 - 21 = 1214122130311 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1214122130311) 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, 202353688383 + ... + 202353688388.
It is an arithmetic number, because the mean of its divisors is an integer number (404707376772).
Almost surely, 21214122130313 is an apocalyptic number.
It is an amenable number.
1214122130313 is a deficient number, since it is larger than the sum of its proper divisors (404707376775).
1214122130313 is an equidigital number, since it uses as much as digits as its factorization.
1214122130313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404707376774.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 1214122130313 its reverse (3130312214121), we get a palindrome (4344434344434).
The spelling of 1214122130313 in words is "one trillion, two hundred fourteen billion, one hundred twenty-two million, one hundred thirty thousand, three hundred thirteen".
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