Base | Representation |
---|---|
bin | 110000011101110100101… |
… | …1101010111111111111001 |
3 | 212120210111122010012022222 |
4 | 1200323221131113333321 |
5 | 1333113431210204401 |
6 | 22100024031253425 |
7 | 1255151444435414 |
oct | 140735135277771 |
9 | 25523448105288 |
10 | 6661116100601 |
11 | 2138a664249a6 |
12 | 8b6b7637a275 |
13 | 3941a9a44731 |
14 | 190584c56b7b |
15 | b840e51ec1b |
hex | 60ee9757ff9 |
6661116100601 has 2 divisors, whose sum is σ = 6661116100602. Its totient is φ = 6661116100600.
The previous prime is 6661116100559. The next prime is 6661116100621. The reversal of 6661116100601 is 1060016111666.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4268773342201 + 2392342758400 = 2066101^2 + 1546720^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6661116100601 is a prime.
It is a super-2 number, since 2×66611161006012 (a number of 26 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (6661116100621) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3330558050300 + 3330558050301.
It is an arithmetic number, because the mean of its divisors is an integer number (3330558050301).
Almost surely, 26661116100601 is an apocalyptic number.
It is an amenable number.
6661116100601 is a deficient number, since it is larger than the sum of its proper divisors (1).
6661116100601 is an equidigital number, since it uses as much as digits as its factorization.
6661116100601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7776, while the sum is 35.
The spelling of 6661116100601 in words is "six trillion, six hundred sixty-one billion, one hundred sixteen million, one hundred thousand, six hundred one".
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