Base | Representation |
---|---|
bin | 111101010111… |
… | …101100010100 |
3 | 1010021100100111 |
4 | 331113230110 |
5 | 13104302303 |
6 | 1332452404 |
7 | 253513201 |
oct | 75275424 |
9 | 33240314 |
10 | 16087828 |
11 | 9099029 |
12 | 547a104 |
13 | 3443833 |
14 | 21caca8 |
15 | 162bb6d |
hex | f57b14 |
16087828 has 12 divisors (see below), whose sum is σ = 28343700. Its totient is φ = 7989632.
The previous prime is 16087811. The next prime is 16087829. The reversal of 16087828 is 82878061.
It can be written as a sum of positive squares in 2 ways, for example, as 1249924 + 14837904 = 1118^2 + 3852^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16087829) 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, 12901 + ... + 14092.
It is an arithmetic number, because the mean of its divisors is an integer number (2361975).
Almost surely, 216087828 is an apocalyptic number.
It is an amenable number.
16087828 is a deficient number, since it is larger than the sum of its proper divisors (12255872).
16087828 is a wasteful number, since it uses less digits than its factorization.
16087828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27146 (or 27144 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 40.
The square root of 16087828 is about 4010.9634752762. The cubic root of 16087828 is about 252.4444370112. Note that the first 4 decimals are identical.
The spelling of 16087828 in words is "sixteen million, eighty-seven thousand, eight hundred twenty-eight".
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