Base | Representation |
---|---|
bin | 101111100010110110… |
… | …0011100101001110001 |
3 | 100202112121001202121001 |
4 | 1133011230130221301 |
5 | 3133100324323212 |
6 | 114523215002001 |
7 | 10243105163113 |
oct | 1370554345161 |
9 | 322477052531 |
10 | 102101011057 |
11 | 3a3343a4881 |
12 | 17955509301 |
13 | 9821b92856 |
14 | 4d280d13b3 |
15 | 29c8901657 |
hex | 17c5b1ca71 |
102101011057 has 2 divisors, whose sum is σ = 102101011058. Its totient is φ = 102101011056.
The previous prime is 102101011021. The next prime is 102101011069. The reversal of 102101011057 is 750110101201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 102068109361 + 32901696 = 319481^2 + 5736^2 .
It is a cyclic number.
It is not a de Polignac number, because 102101011057 - 27 = 102101010929 is a prime.
It is not a weakly prime, because it can be changed into another prime (102101011097) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050505528 + 51050505529.
It is an arithmetic number, because the mean of its divisors is an integer number (51050505529).
Almost surely, 2102101011057 is an apocalyptic number.
It is an amenable number.
102101011057 is a deficient number, since it is larger than the sum of its proper divisors (1).
102101011057 is an equidigital number, since it uses as much as digits as its factorization.
102101011057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 70, while the sum is 19.
Adding to 102101011057 its reverse (750110101201), we get a palindrome (852211112258).
The spelling of 102101011057 in words is "one hundred two billion, one hundred one million, eleven thousand, fifty-seven".
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