Base | Representation |
---|---|
bin | 111110111000111… |
… | …0010000001100101 |
3 | 12110001201100220001 |
4 | 1331301302001211 |
5 | 13310202430312 |
6 | 545220541301 |
7 | 103202264203 |
oct | 17561620145 |
9 | 5401640801 |
10 | 2110201957 |
11 | 993176a66 |
12 | 4aa851831 |
13 | 278250616 |
14 | 160384073 |
15 | c53d0057 |
hex | 7dc72065 |
2110201957 has 2 divisors, whose sum is σ = 2110201958. Its totient is φ = 2110201956.
The previous prime is 2110201931. The next prime is 2110201963. The reversal of 2110201957 is 7591020112.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2098464481 + 11737476 = 45809^2 + 3426^2 .
It is a cyclic number.
It is not a de Polignac number, because 2110201957 - 211 = 2110199909 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2110201967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055100978 + 1055100979.
It is an arithmetic number, because the mean of its divisors is an integer number (1055100979).
Almost surely, 22110201957 is an apocalyptic number.
It is an amenable number.
2110201957 is a deficient number, since it is larger than the sum of its proper divisors (1).
2110201957 is an equidigital number, since it uses as much as digits as its factorization.
2110201957 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1260, while the sum is 28.
The square root of 2110201957 is about 45936.9345625065. The cubic root of 2110201957 is about 1282.6495323723.
The spelling of 2110201957 in words is "two billion, one hundred ten million, two hundred one thousand, nine hundred fifty-seven".
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