Base | Representation |
---|---|
bin | 10011001101111… |
… | …01000000011110 |
3 | 102020100010110210 |
4 | 21212331000132 |
5 | 312232100202 |
6 | 23555113250 |
7 | 3665142135 |
oct | 1146750036 |
9 | 366303423 |
10 | 161206302 |
11 | 82aa6754 |
12 | 45ba2826 |
13 | 2752385a |
14 | 175a491c |
15 | e244c6c |
hex | 99bd01e |
161206302 has 32 divisors (see below), whose sum is σ = 336869280. Its totient is φ = 51363200.
The previous prime is 161206277. The next prime is 161206303. The reversal of 161206302 is 203602161.
It is a happy number.
161206302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (161206303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12988 + ... + 22160.
It is an arithmetic number, because the mean of its divisors is an integer number (10527165).
Almost surely, 2161206302 is an apocalyptic number.
161206302 is an abundant number, since it is smaller than the sum of its proper divisors (175662978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161206302 is a wasteful number, since it uses less digits than its factorization.
161206302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9308.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 161206302 is about 12696.7043755456. The cubic root of 161206302 is about 544.2444452716.
Adding to 161206302 its reverse (203602161), we get a palindrome (364808463).
It can be divided in two parts, 16120 and 6302, that added together give a palindrome (22422).
The spelling of 161206302 in words is "one hundred sixty-one million, two hundred six thousand, three hundred two".
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