Base | Representation |
---|---|
bin | 111110101001… |
… | …100001110110 |
3 | 1010220101011101 |
4 | 332221201312 |
5 | 13201014110 |
6 | 1344000314 |
7 | 256410361 |
oct | 76514166 |
9 | 33811141 |
10 | 16423030 |
11 | 92a7958 |
12 | 560009a |
13 | 3530290 |
14 | 22770d8 |
15 | 169613a |
hex | fa9876 |
16423030 has 64 divisors (see below), whose sum is σ = 34372800. Its totient is φ = 5598720.
The previous prime is 16423027. The next prime is 16423031. The reversal of 16423030 is 3032461.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 16422989 and 16423007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16423031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150616 + ... + 150724.
It is an arithmetic number, because the mean of its divisors is an integer number (537075).
Almost surely, 216423030 is an apocalyptic number.
16423030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16423030 is an abundant number, since it is smaller than the sum of its proper divisors (17949770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16423030 is a wasteful number, since it uses less digits than its factorization.
16423030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 16423030 is about 4052.5337753065. The cubic root of 16423030 is about 254.1856889224.
Adding to 16423030 its reverse (3032461), we get a palindrome (19455491).
The spelling of 16423030 in words is "sixteen million, four hundred twenty-three thousand, thirty".
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