Base | Representation |
---|---|
bin | 1100001110111… |
… | …00111001011101 |
3 | 21011002110121101 |
4 | 12013130321131 |
5 | 202232213134 |
6 | 14103233101 |
7 | 2354140651 |
oct | 607347135 |
9 | 234073541 |
10 | 102616669 |
11 | 52a19471 |
12 | 2a448791 |
13 | 1834b82c |
14 | d8b2a61 |
15 | 901ee14 |
hex | 61dce5d |
102616669 has 2 divisors, whose sum is σ = 102616670. Its totient is φ = 102616668.
The previous prime is 102616609. The next prime is 102616673. The reversal of 102616669 is 966616201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 64609444 + 38007225 = 8038^2 + 6165^2 .
It is a cyclic number.
It is not a de Polignac number, because 102616669 - 219 = 102092381 is a prime.
It is a super-2 number, since 2×1026166692 = 21060361513311122, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102616609) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51308334 + 51308335.
It is an arithmetic number, because the mean of its divisors is an integer number (51308335).
Almost surely, 2102616669 is an apocalyptic number.
It is an amenable number.
102616669 is a deficient number, since it is larger than the sum of its proper divisors (1).
102616669 is an equidigital number, since it uses as much as digits as its factorization.
102616669 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23328, while the sum is 37.
The square root of 102616669 is about 10129.9885982167. The cubic root of 102616669 is about 468.1725764909.
It can be divided in two parts, 102616 and 669, that added together give a triangular number (103285 = T454).
The spelling of 102616669 in words is "one hundred two million, six hundred sixteen thousand, six hundred sixty-nine".
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