Base | Representation |
---|---|
bin | 1001001001111001100001… |
… | …10001111110010011111111 |
3 | 2122021112111000021000000122 |
4 | 10210330300301332103333 |
5 | 10114312431002414012 |
6 | 110452112210245155 |
7 | 4145304061446605 |
oct | 444746061762377 |
9 | 78245430230018 |
10 | 20131330123007 |
11 | 6461716039284 |
12 | 23117058867bb |
13 | b304b790c4ac |
14 | 4d850c249875 |
15 | 24d9de889e72 |
hex | 124f30c7e4ff |
20131330123007 has 2 divisors, whose sum is σ = 20131330123008. Its totient is φ = 20131330123006.
The previous prime is 20131330122983. The next prime is 20131330123031. The reversal of 20131330123007 is 70032103313102.
It is a balanced prime because it is at equal distance from previous prime (20131330122983) and next prime (20131330123031).
It is a cyclic number.
It is not a de Polignac number, because 20131330123007 - 224 = 20131313345791 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20131330123087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065665061503 + 10065665061504.
It is an arithmetic number, because the mean of its divisors is an integer number (10065665061504).
Almost surely, 220131330123007 is an apocalyptic number.
20131330123007 is a deficient number, since it is larger than the sum of its proper divisors (1).
20131330123007 is an equidigital number, since it uses as much as digits as its factorization.
20131330123007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2268, while the sum is 26.
Adding to 20131330123007 its reverse (70032103313102), we get a palindrome (90163433436109).
The spelling of 20131330123007 in words is "twenty trillion, one hundred thirty-one billion, three hundred thirty million, one hundred twenty-three thousand, seven".
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