Base | Representation |
---|---|
bin | 1000001100101001000000 |
3 | 11001011202221 |
4 | 20030221000 |
5 | 1022231203 |
6 | 114020424 |
7 | 24160045 |
oct | 10145100 |
9 | 4034687 |
10 | 2148928 |
11 | 1238581 |
12 | 877714 |
13 | 5a3172 |
14 | 3dd1cc |
15 | 2c6abd |
hex | 20ca40 |
2148928 has 14 divisors (see below), whose sum is σ = 4264406. Its totient is φ = 1074432.
The previous prime is 2148907. The next prime is 2148947. The reversal of 2148928 is 8298412.
It can be written as a sum of positive squares in only one way, i.e., 1982464 + 166464 = 1408^2 + 408^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2148893 and 2148902.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16725 + ... + 16852.
22148928 is an apocalyptic number.
It is an amenable number.
2148928 is a deficient number, since it is larger than the sum of its proper divisors (2115478).
2148928 is an equidigital number, since it uses as much as digits as its factorization.
2148928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33589 (or 33579 counting only the distinct ones).
The product of its digits is 9216, while the sum is 34.
The square root of 2148928 is about 1465.9222353181. The cubic root of 2148928 is about 129.0448334840.
The spelling of 2148928 in words is "two million, one hundred forty-eight thousand, nine hundred twenty-eight".
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