Base | Representation |
---|---|
bin | 101111100000001001… |
… | …0011111110100001111 |
3 | 100202022021102021212011 |
4 | 1133000102133310033 |
5 | 3132404120302231 |
6 | 114510215122051 |
7 | 10240624301101 |
oct | 1370022376417 |
9 | 322267367764 |
10 | 102010322191 |
11 | 3a2981929a8 |
12 | 1792b073327 |
13 | 980915c1bb |
14 | 4d1a045571 |
15 | 29c098a9b1 |
hex | 17c049fd0f |
102010322191 has 2 divisors, whose sum is σ = 102010322192. Its totient is φ = 102010322190.
The previous prime is 102010322159. The next prime is 102010322207. The reversal of 102010322191 is 191223010201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102010322191 - 25 = 102010322159 is a prime.
It is a super-2 number, since 2×1020103221912 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102010322101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005161095 + 51005161096.
It is an arithmetic number, because the mean of its divisors is an integer number (51005161096).
Almost surely, 2102010322191 is an apocalyptic number.
102010322191 is a deficient number, since it is larger than the sum of its proper divisors (1).
102010322191 is an equidigital number, since it uses as much as digits as its factorization.
102010322191 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 216, while the sum is 22.
Adding to 102010322191 its reverse (191223010201), we get a palindrome (293233332392).
The spelling of 102010322191 in words is "one hundred two billion, ten million, three hundred twenty-two thousand, one hundred ninety-one".
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