Base | Representation |
---|---|
bin | 1011011101110001001101… |
… | …0111111000100011100111 |
3 | 1122122010102120200100102012 |
4 | 2313130103113320203213 |
5 | 3123014144313314311 |
6 | 42451050303304435 |
7 | 2440520525246165 |
oct | 267342327704347 |
9 | 48563376610365 |
10 | 12606054041831 |
11 | 402021995a658 |
12 | 14b7179bab11b |
13 | 705990687b63 |
14 | 3181c9cdc235 |
15 | 16cda44ed78b |
hex | b77135f88e7 |
12606054041831 has 2 divisors, whose sum is σ = 12606054041832. Its totient is φ = 12606054041830.
The previous prime is 12606054041813. The next prime is 12606054041839. The reversal of 12606054041831 is 13814045060621.
Together with previous prime (12606054041813) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12606054041831 - 230 = 12604980300007 is a prime.
It is a super-2 number, since 2×126060540418312 (a number of 27 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12606054041839) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303027020915 + 6303027020916.
It is an arithmetic number, because the mean of its divisors is an integer number (6303027020916).
Almost surely, 212606054041831 is an apocalyptic number.
12606054041831 is a deficient number, since it is larger than the sum of its proper divisors (1).
12606054041831 is an equidigital number, since it uses as much as digits as its factorization.
12606054041831 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 138240, while the sum is 41.
The spelling of 12606054041831 in words is "twelve trillion, six hundred six billion, fifty-four million, forty-one thousand, eight hundred thirty-one".
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