Base | Representation |
---|---|
bin | 11110101000000100010010 |
3 | 120002212221102 |
4 | 132220010102 |
5 | 4023402214 |
6 | 444024402 |
7 | 125145341 |
oct | 36500422 |
9 | 16085842 |
10 | 8028434 |
11 | 4593977 |
12 | 2832102 |
13 | 188136b |
14 | 10cdb58 |
15 | a88bde |
hex | 7a8112 |
8028434 has 4 divisors (see below), whose sum is σ = 12042654. Its totient is φ = 4014216.
The previous prime is 8028413. The next prime is 8028439. The reversal of 8028434 is 4348208.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 7038409 + 990025 = 2653^2 + 995^2 .
It is a junction number, because it is equal to n+sod(n) for n = 8028397 and 8028406.
It is not an unprimeable number, because it can be changed into a prime (8028439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2007107 + ... + 2007110.
Almost surely, 28028434 is an apocalyptic number.
8028434 is a deficient number, since it is larger than the sum of its proper divisors (4014220).
8028434 is a wasteful number, since it uses less digits than its factorization.
8028434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4014219.
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 8028434 is about 2833.4491348884. The cubic root of 8028434 is about 200.2366698265.
The spelling of 8028434 in words is "eight million, twenty-eight thousand, four hundred thirty-four".
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