Base | Representation |
---|---|
bin | 10011011100001… |
… | …11011010000101 |
3 | 102100212112001210 |
4 | 21232013122011 |
5 | 313222141114 |
6 | 24103242033 |
7 | 4020122202 |
oct | 1156073205 |
9 | 370775053 |
10 | 163083909 |
11 | 8406939a |
12 | 46749319 |
13 | 27a30371 |
14 | 17932ca9 |
15 | e4b6259 |
hex | 9b87685 |
163083909 has 8 divisors (see below), whose sum is σ = 217849312. Its totient is φ = 108520560.
The previous prime is 163083871. The next prime is 163083911. The reversal of 163083909 is 909380361.
163083909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 163083909 - 211 = 163081861 is a prime.
It is a super-2 number, since 2×1630839092 = 53192722749440562, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163083929) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48619 + ... + 51864.
It is an arithmetic number, because the mean of its divisors is an integer number (27231164).
Almost surely, 2163083909 is an apocalyptic number.
It is an amenable number.
163083909 is a deficient number, since it is larger than the sum of its proper divisors (54765403).
163083909 is a wasteful number, since it uses less digits than its factorization.
163083909 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101027.
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 163083909 is about 12770.4310420596. The cubic root of 163083909 is about 546.3492747042.
The spelling of 163083909 in words is "one hundred sixty-three million, eighty-three thousand, nine hundred nine".
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