Base | Representation |
---|---|
bin | 10011100010101… |
… | …10101110101101 |
3 | 102102110122221100 |
4 | 21301112232231 |
5 | 313431324401 |
6 | 24133353313 |
7 | 4030260033 |
oct | 1161265655 |
9 | 372418840 |
10 | 163933101 |
11 | 84599402 |
12 | 46a98839 |
13 | 27c69a47 |
14 | 17ab4553 |
15 | e5d2b86 |
hex | 9c56bad |
163933101 has 12 divisors (see below), whose sum is σ = 236907580. Its totient is φ = 109235520.
The previous prime is 163933079. The next prime is 163933103. The reversal of 163933101 is 101339361.
It can be written as a sum of positive squares in 2 ways, for example, as 119377476 + 44555625 = 10926^2 + 6675^2 .
It is not a de Polignac number, because 163933101 - 25 = 163933069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163933103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26241 + ... + 31881.
Almost surely, 2163933101 is an apocalyptic number.
It is an amenable number.
163933101 is a deficient number, since it is larger than the sum of its proper divisors (72974479).
163933101 is a wasteful number, since it uses less digits than its factorization.
163933101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8876 (or 8873 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 27.
The square root of 163933101 is about 12803.6362413183. The cubic root of 163933101 is about 547.2959294504.
The spelling of 163933101 in words is "one hundred sixty-three million, nine hundred thirty-three thousand, one hundred one".
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