Base | Representation |
---|---|
bin | 1110100111100010101100 |
3 | 21012200111012 |
4 | 32213202230 |
5 | 1440110410 |
6 | 214044352 |
7 | 44366645 |
oct | 16474254 |
9 | 7180435 |
10 | 3831980 |
11 | 2188029 |
12 | 13496b8 |
13 | a42259 |
14 | 71a6cc |
15 | 50a605 |
hex | 3a78ac |
3831980 has 12 divisors (see below), whose sum is σ = 8047200. Its totient is φ = 1532784.
The previous prime is 3831937. The next prime is 3832001. The reversal of 3831980 is 891383.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95780 + ... + 95819.
It is an arithmetic number, because the mean of its divisors is an integer number (670600).
Almost surely, 23831980 is an apocalyptic number.
It is an amenable number.
3831980 is an abundant number, since it is smaller than the sum of its proper divisors (4215220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3831980 is a wasteful number, since it uses less digits than its factorization.
3831980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191608 (or 191606 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 3831980 is about 1957.5443800844. The cubic root of 3831980 is about 156.4856114731.
The spelling of 3831980 in words is "three million, eight hundred thirty-one thousand, nine hundred eighty".
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