Base | Representation |
---|---|
bin | 110101101001… |
… | …0001101100010 |
3 | 1221220211212201 |
4 | 1223102031202 |
5 | 24144432002 |
6 | 2442443414 |
7 | 461023114 |
oct | 153221542 |
9 | 57824781 |
10 | 28124002 |
11 | 14969a85 |
12 | 950356a |
13 | 5a9912a |
14 | 3a413b4 |
15 | 2708087 |
hex | 1ad2362 |
28124002 has 8 divisors (see below), whose sum is σ = 42901200. Its totient is φ = 13823604.
The previous prime is 28123999. The next prime is 28124011. The reversal of 28124002 is 20042182.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119052 + ... + 119287.
It is an arithmetic number, because the mean of its divisors is an integer number (5362650).
Almost surely, 228124002 is an apocalyptic number.
28124002 is a deficient number, since it is larger than the sum of its proper divisors (14777198).
28124002 is a wasteful number, since it uses less digits than its factorization.
28124002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238400.
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 28124002 is about 5303.2067657220. The cubic root of 28124002 is about 304.1065026768.
Adding to 28124002 its reverse (20042182), we get a palindrome (48166184).
The spelling of 28124002 in words is "twenty-eight million, one hundred twenty-four thousand, two".
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