Base | Representation |
---|---|
bin | 1000001100001001110010 |
3 | 11001002000221 |
4 | 20030021302 |
5 | 1022200210 |
6 | 114003254 |
7 | 24151162 |
oct | 10141162 |
9 | 4032027 |
10 | 2146930 |
11 | 1237025 |
12 | 87652a |
13 | 5a2296 |
14 | 3dc5a2 |
15 | 2c61da |
hex | 20c272 |
2146930 has 32 divisors (see below), whose sum is σ = 4171824. Its totient is φ = 792576.
The previous prime is 2146909. The next prime is 2146939. The reversal of 2146930 is 396412.
It can be written as a sum of positive squares in 8 ways, for example, as 1766241 + 380689 = 1329^2 + 617^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2146895 and 2146904.
It is not an unprimeable number, because it can be changed into a prime (2146939) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12324 + ... + 12496.
22146930 is an apocalyptic number.
2146930 is a deficient number, since it is larger than the sum of its proper divisors (2024894).
2146930 is a wasteful number, since it uses less digits than its factorization.
2146930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 2146930 is about 1465.2405945782. The cubic root of 2146930 is about 129.0048272536.
The spelling of 2146930 in words is "two million, one hundred forty-six thousand, nine hundred thirty".
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