Base | Representation |
---|---|
bin | 11111000011100010000010 |
3 | 120022121020221 |
4 | 133003202002 |
5 | 4041002210 |
6 | 450253254 |
7 | 126124330 |
oct | 37034202 |
9 | 16277227 |
10 | 8140930 |
11 | 4660446 |
12 | 288722a |
13 | 18c0625 |
14 | 111cb50 |
15 | aac1da |
hex | 7c3882 |
8140930 has 32 divisors (see below), whose sum is σ = 17631360. Its totient is φ = 2643840.
The previous prime is 8140927. The next prime is 8140961. The reversal of 8140930 is 390418.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 8140895 and 8140904.
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, 1731 + ... + 4390.
It is an arithmetic number, because the mean of its divisors is an integer number (550980).
Almost surely, 28140930 is an apocalyptic number.
8140930 is an abundant number, since it is smaller than the sum of its proper divisors (9490430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8140930 is a wasteful number, since it uses less digits than its factorization.
8140930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6154.
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 8140930 is about 2853.2315012981. The cubic root of 8140930 is about 201.1675871041.
The spelling of 8140930 in words is "eight million, one hundred forty thousand, nine hundred thirty".
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