Base | Representation |
---|---|
bin | 10011011110110… |
… | …00010100100011 |
3 | 102101111100200200 |
4 | 21233120110203 |
5 | 313313242311 |
6 | 24114320243 |
7 | 4023002352 |
oct | 1157302443 |
9 | 371440620 |
10 | 163415331 |
11 | 842753a2 |
12 | 46889083 |
13 | 27b18181 |
14 | 179bb999 |
15 | e52e556 |
hex | 9bd8523 |
163415331 has 12 divisors (see below), whose sum is σ = 236330952. Its totient is φ = 108811296.
The previous prime is 163415311. The next prime is 163415341. The reversal of 163415331 is 133514361.
163415331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 163415331 - 217 = 163284259 is a prime.
It is a super-2 number, since 2×1634153312 = 53409140811679122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 163415295 and 163415304.
It is not an unprimeable number, because it can be changed into a prime (163415311) 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, 2881 + ... + 18306.
It is an arithmetic number, because the mean of its divisors is an integer number (19694246).
Almost surely, 2163415331 is an apocalyptic number.
163415331 is a deficient number, since it is larger than the sum of its proper divisors (72915621).
163415331 is a wasteful number, since it uses less digits than its factorization.
163415331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22050 (or 22047 counting only the distinct ones).
The product of its digits is 3240, while the sum is 27.
The square root of 163415331 is about 12783.4006039082. The cubic root of 163415331 is about 546.7191244937.
Adding to 163415331 its reverse (133514361), we get a palindrome (296929692).
The spelling of 163415331 in words is "one hundred sixty-three million, four hundred fifteen thousand, three hundred thirty-one".
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