Base | Representation |
---|---|
bin | 11101110110110101110101… |
… | …110101111011100001001101 |
3 | 122012221022020220110100110212 |
4 | 131312311311311323201031 |
5 | 114202404000111243201 |
6 | 1143135523341012205 |
7 | 36441660034412234 |
oct | 3566656565734115 |
9 | 565838226410425 |
10 | 131312012212301 |
11 | 389271256622a8 |
12 | 12889193254065 |
13 | 58368921cb94b |
14 | 245d76cc23b1b |
15 | 102aad7d52abb |
hex | 776d75d7b84d |
131312012212301 has 2 divisors, whose sum is σ = 131312012212302. Its totient is φ = 131312012212300.
The previous prime is 131312012212189. The next prime is 131312012212309. The reversal of 131312012212301 is 103212210213131.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 89821679404900 + 41490332807401 = 9477430^2 + 6441299^2 .
It is a cyclic number.
It is not a de Polignac number, because 131312012212301 - 234 = 131294832343117 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (131312012212309) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65656006106150 + 65656006106151.
It is an arithmetic number, because the mean of its divisors is an integer number (65656006106151).
Almost surely, 2131312012212301 is an apocalyptic number.
It is an amenable number.
131312012212301 is a deficient number, since it is larger than the sum of its proper divisors (1).
131312012212301 is an equidigital number, since it uses as much as digits as its factorization.
131312012212301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 23.
Adding to 131312012212301 its reverse (103212210213131), we get a palindrome (234524222425432).
The spelling of 131312012212301 in words is "one hundred thirty-one trillion, three hundred twelve billion, twelve million, two hundred twelve thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •