Base | Representation |
---|---|
bin | 100000000011… |
… | …1100011001110 |
3 | 1011121221102210 |
4 | 1000013203032 |
5 | 13300330032 |
6 | 1400131250 |
7 | 262603221 |
oct | 100074316 |
9 | 34557383 |
10 | 16808142 |
11 | 954022a |
12 | 5766b26 |
13 | 3636660 |
14 | 23375b8 |
15 | 17202cc |
hex | 10078ce |
16808142 has 32 divisors (see below), whose sum is σ = 36398880. Its totient is φ = 5143680.
The previous prime is 16808111. The next prime is 16808159. The reversal of 16808142 is 24180861.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17392 + ... + 18332.
It is an arithmetic number, because the mean of its divisors is an integer number (1137465).
Almost surely, 216808142 is an apocalyptic number.
16808142 is an abundant number, since it is smaller than the sum of its proper divisors (19590738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16808142 is a wasteful number, since it uses less digits than its factorization.
16808142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1188.
The product of its (nonzero) digits is 3072, while the sum is 30.
The square root of 16808142 is about 4099.7734083727. The cubic root of 16808142 is about 256.1572012183.
The spelling of 16808142 in words is "sixteen million, eight hundred eight thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •