Base | Representation |
---|---|
bin | 1100001011011… |
… | …01101011111111 |
3 | 21010020022202100 |
4 | 12011231223333 |
5 | 202123124101 |
6 | 14045400143 |
7 | 2350232631 |
oct | 605555377 |
9 | 233208670 |
10 | 102161151 |
11 | 52738204 |
12 | 2a269053 |
13 | 1821c3b1 |
14 | d7d4a51 |
15 | 8e7ee86 |
hex | 616daff |
102161151 has 12 divisors (see below), whose sum is σ = 152326720. Its totient is φ = 65910240.
The previous prime is 102161149. The next prime is 102161161. The reversal of 102161151 is 151161201.
It is a happy number.
102161151 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 611 + 51 = 666.
It is not a de Polignac number, because 102161151 - 21 = 102161149 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 (102161161) 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, 182806 + ... + 183363.
Almost surely, 2102161151 is an apocalyptic number.
102161151 is a deficient number, since it is larger than the sum of its proper divisors (50165569).
102161151 is a wasteful number, since it uses less digits than its factorization.
102161151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366206 (or 366203 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 18.
The square root of 102161151 is about 10107.4799529853. The cubic root of 102161151 is about 467.4788056012.
Subtracting 102161151 from its reverse (151161201), we obtain a triangular number (49000050 = T9899).
The spelling of 102161151 in words is "one hundred two million, one hundred sixty-one thousand, one hundred fifty-one".
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