Base | Representation |
---|---|
bin | 1000001010111010000110 |
3 | 11000211001001 |
4 | 20022322012 |
5 | 1022014310 |
6 | 113523514 |
7 | 24130255 |
oct | 10127206 |
9 | 4024031 |
10 | 2141830 |
11 | 1233209 |
12 | 87359a |
13 | 59cb72 |
14 | 3da79c |
15 | 2c493a |
hex | 20ae86 |
2141830 has 32 divisors (see below), whose sum is σ = 4191264. Its totient is φ = 784896.
The previous prime is 2141827. The next prime is 2141849. The reversal of 2141830 is 381412.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 2141798 and 2141807.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7164 + ... + 7456.
It is an arithmetic number, because the mean of its divisors is an integer number (130977).
22141830 is an apocalyptic number.
2141830 is a deficient number, since it is larger than the sum of its proper divisors (2049434).
2141830 is a wasteful number, since it uses less digits than its factorization.
2141830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 360.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 2141830 is about 1463.4992312946. The cubic root of 2141830 is about 128.9025965846.
The spelling of 2141830 in words is "two million, one hundred forty-one thousand, eight hundred thirty".
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