Base | Representation |
---|---|
bin | 11111100000101101001100 |
3 | 120112200011210 |
4 | 133200231030 |
5 | 4103313203 |
6 | 453014420 |
7 | 130132611 |
oct | 37405514 |
9 | 16480153 |
10 | 8260428 |
11 | 4732200 |
12 | 2924410 |
13 | 1932b37 |
14 | 1150508 |
15 | ad2803 |
hex | 7e0b4c |
8260428 has 36 divisors (see below), whose sum is σ = 21189560. Its totient is φ = 2502720.
The previous prime is 8260403. The next prime is 8260433. The reversal of 8260428 is 8240628.
It is a happy number.
It is a super-3 number, since 3×82604283 (a number of 22 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8260395 and 8260404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1393 + ... + 4296.
Almost surely, 28260428 is an apocalyptic number.
It is an amenable number.
8260428 is an abundant number, since it is smaller than the sum of its proper divisors (12929132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8260428 is a wasteful number, since it uses less digits than its factorization.
8260428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5718 (or 5705 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 8260428 is about 2874.0960317985. The cubic root of 8260428 is about 202.1471006423.
The spelling of 8260428 in words is "eight million, two hundred sixty thousand, four hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •