Base | Representation |
---|---|
bin | 1100100010010… |
… | …11001101100100 |
3 | 21022212222011202 |
4 | 12101023031210 |
5 | 203410300133 |
6 | 14234022032 |
7 | 2414615306 |
oct | 621131544 |
9 | 238788152 |
10 | 105165668 |
11 | 543aa583 |
12 | 2b277918 |
13 | 18a31b0a |
14 | dd77976 |
15 | 93752e8 |
hex | 644b364 |
105165668 has 6 divisors (see below), whose sum is σ = 184039926. Its totient is φ = 52582832.
The previous prime is 105165661. The next prime is 105165691. The reversal of 105165668 is 866561501.
It can be written as a sum of positive squares in only one way, i.e., 93276964 + 11888704 = 9658^2 + 3448^2 .
It is a super-2 number, since 2×1051656682 = 22119635451772448, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105165661) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13145705 + ... + 13145712.
It is an arithmetic number, because the mean of its divisors is an integer number (30673321).
Almost surely, 2105165668 is an apocalyptic number.
It is an amenable number.
105165668 is a deficient number, since it is larger than the sum of its proper divisors (78874258).
105165668 is a wasteful number, since it uses less digits than its factorization.
105165668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26291421 (or 26291419 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 38.
The square root of 105165668 is about 10255.0313505128. The cubic root of 105165668 is about 472.0173854077.
The spelling of 105165668 in words is "one hundred five million, one hundred sixty-five thousand, six hundred sixty-eight".
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