Base | Representation |
---|---|
bin | 111101111011… |
… | …011010010011 |
3 | 1010112210001010 |
4 | 331323122103 |
5 | 13123443011 |
6 | 1335542003 |
7 | 254662554 |
oct | 75733223 |
9 | 33483033 |
10 | 16234131 |
11 | 9188a41 |
12 | 552a903 |
13 | 34952c4 |
14 | 222832b |
15 | 165a1a6 |
hex | f7b693 |
16234131 has 4 divisors (see below), whose sum is σ = 21645512. Its totient is φ = 10822752.
The previous prime is 16234123. The next prime is 16234217. The reversal of 16234131 is 13143261.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 16234131 - 23 = 16234123 is a prime.
It is a super-2 number, since 2×162341312 = 527094018650322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16234098 and 16234107.
It is not an unprimeable number, because it can be changed into a prime (16234121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2705686 + ... + 2705691.
It is an arithmetic number, because the mean of its divisors is an integer number (5411378).
Almost surely, 216234131 is an apocalyptic number.
16234131 is a deficient number, since it is larger than the sum of its proper divisors (5411381).
16234131 is an equidigital number, since it uses as much as digits as its factorization.
16234131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5411380.
The product of its digits is 432, while the sum is 21.
The square root of 16234131 is about 4029.1600861718. The cubic root of 16234131 is about 253.2073737087.
Adding to 16234131 its reverse (13143261), we get a palindrome (29377392).
The spelling of 16234131 in words is "sixteen million, two hundred thirty-four thousand, one hundred thirty-one".
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