Base | Representation |
---|---|
bin | 1110011011000100100101 |
3 | 21010002102101 |
4 | 32123010211 |
5 | 1431442101 |
6 | 213012101 |
7 | 44065015 |
oct | 16330445 |
9 | 7102371 |
10 | 3780901 |
11 | 2152713 |
12 | 1324031 |
13 | a24c27 |
14 | 705c45 |
15 | 4ea401 |
hex | 39b125 |
3780901 has 4 divisors (see below), whose sum is σ = 3945312. Its totient is φ = 3616492.
The previous prime is 3780893. The next prime is 3780929. The reversal of 3780901 is 1090873.
3780901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3780901 - 23 = 3780893 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3780901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3780941) 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, 82171 + ... + 82216.
It is an arithmetic number, because the mean of its divisors is an integer number (986328).
Almost surely, 23780901 is an apocalyptic number.
It is an amenable number.
3780901 is a deficient number, since it is larger than the sum of its proper divisors (164411).
3780901 is a wasteful number, since it uses less digits than its factorization.
3780901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 164410.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 3780901 is about 1944.4539079135. The cubic root of 3780901 is about 155.7871988902.
Subtracting from 3780901 its sum of digits (28), we obtain a palindrome (3780873).
The spelling of 3780901 in words is "three million, seven hundred eighty thousand, nine hundred one".
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