Base | Representation |
---|---|
bin | 1110101010111100110100 |
3 | 21020101122020 |
4 | 32222330310 |
5 | 1441032230 |
6 | 214233140 |
7 | 44455440 |
oct | 16527464 |
9 | 7211566 |
10 | 3845940 |
11 | 219756a |
12 | 13557b0 |
13 | a48707 |
14 | 721820 |
15 | 50e810 |
hex | 3aaf34 |
3845940 has 48 divisors (see below), whose sum is σ = 12308352. Its totient is φ = 878976.
The previous prime is 3845939. The next prime is 3845977. The reversal of 3845940 is 495483.
3845940 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4159 + ... + 4998.
It is an arithmetic number, because the mean of its divisors is an integer number (256424).
Almost surely, 23845940 is an apocalyptic number.
3845940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3845940 is an abundant number, since it is smaller than the sum of its proper divisors (8462412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3845940 is a wasteful number, since it uses less digits than its factorization.
3845940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9176 (or 9174 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 3845940 is about 1961.1068303384. The cubic root of 3845940 is about 156.6754081939.
The spelling of 3845940 in words is "three million, eight hundred forty-five thousand, nine hundred forty".
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