Base | Representation |
---|---|
bin | 111101000010010011100 |
3 | 10202121112010 |
4 | 13220102130 |
5 | 1003000103 |
6 | 110511220 |
7 | 22666662 |
oct | 7502234 |
9 | 3677463 |
10 | 2000028 |
11 | 1146718 |
12 | 805510 |
13 | 550464 |
14 | 3a0c32 |
15 | 297903 |
hex | 1e849c |
2000028 has 12 divisors (see below), whose sum is σ = 4666760. Its totient is φ = 666672.
The previous prime is 2000003. The next prime is 2000029. The reversal of 2000028 is 8200002.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×20000282 = 8000224001568, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 166669 = 2000028 / (2 + 0 + 0 + 0 + 0 + 2 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 1999977 and 2000022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2000029) 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, 83323 + ... + 83346.
22000028 is an apocalyptic number.
It is an amenable number.
2000028 is an abundant number, since it is smaller than the sum of its proper divisors (2666732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2000028 is a wasteful number, since it uses less digits than its factorization.
2000028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166676 (or 166674 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 2000028 is about 1414.2234618334. The cubic root of 2000028 is about 125.9926929499.
The spelling of 2000028 in words is "two million, twenty-eight", and thus it is an aban number and an uban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •