Base | Representation |
---|---|
bin | 11110100100001000110100 |
3 | 120002001212100 |
4 | 132210020310 |
5 | 4022343330 |
6 | 443422100 |
7 | 125050410 |
oct | 36441064 |
9 | 16061770 |
10 | 8012340 |
11 | 4582876 |
12 | 2824930 |
13 | 1876c3b |
14 | 10c7d40 |
15 | a84060 |
hex | 7a4234 |
8012340 has 72 divisors (see below), whose sum is σ = 27780480. Its totient is φ = 1831104.
The previous prime is 8012317. The next prime is 8012341. The reversal of 8012340 is 432108.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8012341) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1920 + ... + 4439.
It is an arithmetic number, because the mean of its divisors is an integer number (385840).
Almost surely, 28012340 is an apocalyptic number.
It is an amenable number.
8012340 is an abundant number, since it is smaller than the sum of its proper divisors (19768140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8012340 is a wasteful number, since it uses less digits than its factorization.
8012340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6381 (or 6376 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 8012340 is about 2830.6077086025. The cubic root of 8012340 is about 200.1027805051.
Adding to 8012340 its reverse (432108), we get a palindrome (8444448).
The spelling of 8012340 in words is "eight million, twelve thousand, three hundred forty".
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