Base | Representation |
---|---|
bin | 100100101111101011010111… |
… | …111001010110101110100001 |
3 | 210012012101111021222112012201 |
4 | 210233223113321112232201 |
5 | 132140223203233203113 |
6 | 1331412444431253201 |
7 | 46016436600601006 |
oct | 4457532771265641 |
9 | 705171437875181 |
10 | 161606061616033 |
11 | 475468227a25a1 |
12 | 1616040707a201 |
13 | 6c235036aa8c8 |
14 | 2bc9abccc38ad |
15 | 13a3b27bb0cdd |
hex | 92fad7e56ba1 |
161606061616033 has 2 divisors, whose sum is σ = 161606061616034. Its totient is φ = 161606061616032.
The previous prime is 161606061615997. The next prime is 161606061616157. The reversal of 161606061616033 is 330616160606161.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 150105329055504 + 11500732560529 = 12251748^2 + 3391273^2 .
It is a cyclic number.
It is not a de Polignac number, because 161606061616033 - 221 = 161606059518881 is a prime.
It is a super-2 number, since 2×1616060616160332 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (161606061646033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80803030808016 + 80803030808017.
It is an arithmetic number, because the mean of its divisors is an integer number (80803030808017).
Almost surely, 2161606061616033 is an apocalyptic number.
It is an amenable number.
161606061616033 is a deficient number, since it is larger than the sum of its proper divisors (1).
161606061616033 is an equidigital number, since it uses as much as digits as its factorization.
161606061616033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 419904, while the sum is 46.
The spelling of 161606061616033 in words is "one hundred sixty-one trillion, six hundred six billion, sixty-one million, six hundred sixteen thousand, thirty-three".
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