Base | Representation |
---|---|
bin | 111101100101… |
… | …011000100010 |
3 | 1010101012021110 |
4 | 331211120202 |
5 | 13113101111 |
6 | 1334004150 |
7 | 254135532 |
oct | 75453042 |
9 | 33335243 |
10 | 16143906 |
11 | 9127179 |
12 | 54a6656 |
13 | 346320c |
14 | 22034c2 |
15 | 163d5a6 |
hex | f65622 |
16143906 has 16 divisors (see below), whose sum is σ = 32897664. Its totient is φ = 5279664.
The previous prime is 16143899. The next prime is 16143913. The reversal of 16143906 is 60934161.
16143906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (16143899) and next prime (16143913).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25066 + ... + 25701.
It is an arithmetic number, because the mean of its divisors is an integer number (2056104).
Almost surely, 216143906 is an apocalyptic number.
16143906 is an abundant number, since it is smaller than the sum of its proper divisors (16753758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16143906 is a wasteful number, since it uses less digits than its factorization.
16143906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50825.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 16143906 is about 4017.9479837350. The cubic root of 16143906 is about 252.7374154915.
The spelling of 16143906 in words is "sixteen million, one hundred forty-three thousand, nine hundred six".
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