Base | Representation |
---|---|
bin | 1010110011001001111010 |
3 | 12022211100202 |
4 | 22303021322 |
5 | 1211042340 |
6 | 140402202 |
7 | 33030362 |
oct | 12631172 |
9 | 5284322 |
10 | 2830970 |
11 | 1663a4a |
12 | b46362 |
13 | 78173c |
14 | 5399a2 |
15 | 3adc15 |
hex | 2b327a |
2830970 has 8 divisors (see below), whose sum is σ = 5095764. Its totient is φ = 1132384.
The previous prime is 2830969. The next prime is 2830973. The reversal of 2830970 is 790382.
It can be written as a sum of positive squares in 2 ways, for example, as 2798929 + 32041 = 1673^2 + 179^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×28309702 = 16028782281800, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2830973) 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, 141539 + ... + 141558.
22830970 is an apocalyptic number.
2830970 is a deficient number, since it is larger than the sum of its proper divisors (2264794).
2830970 is a wasteful number, since it uses less digits than its factorization.
2830970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 283104.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 2830970 is about 1682.5486620006. The cubic root of 2830970 is about 141.4637247970.
The spelling of 2830970 in words is "two million, eight hundred thirty thousand, nine hundred seventy".
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