Base | Representation |
---|---|
bin | 1110000111011011000100 |
3 | 20222000000121 |
4 | 32013123010 |
5 | 1421403140 |
6 | 211151324 |
7 | 43311253 |
oct | 16073304 |
9 | 6860017 |
10 | 3700420 |
11 | 20a81a9 |
12 | 12a5544 |
13 | 9c73c9 |
14 | 6c479a |
15 | 4d164a |
hex | 3876c4 |
3700420 has 12 divisors (see below), whose sum is σ = 7770924. Its totient is φ = 1480160.
The previous prime is 3700409. The next prime is 3700423. The reversal of 3700420 is 240073.
3700420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 2883204 + 817216 = 1698^2 + 904^2 .
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 3700394 and 3700403.
It is not an unprimeable number, because it can be changed into a prime (3700423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92491 + ... + 92530.
It is an arithmetic number, because the mean of its divisors is an integer number (647577).
Almost surely, 23700420 is an apocalyptic number.
It is an amenable number.
3700420 is an abundant number, since it is smaller than the sum of its proper divisors (4070504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3700420 is a wasteful number, since it uses less digits than its factorization.
3700420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185030 (or 185028 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 16.
The square root of 3700420 is about 1923.6475768706. The cubic root of 3700420 is about 154.6738894599.
Adding to 3700420 its reverse (240073), we get a palindrome (3940493).
The spelling of 3700420 in words is "three million, seven hundred thousand, four hundred twenty".
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