Base | Representation |
---|---|
bin | 1001000101001101111001 |
3 | 11110221122210 |
4 | 21011031321 |
5 | 1102140130 |
6 | 123005333 |
7 | 26143500 |
oct | 11051571 |
9 | 4427583 |
10 | 2380665 |
11 | 13866a1 |
12 | 969849 |
13 | 6547a1 |
14 | 45d837 |
15 | 3205b0 |
hex | 245379 |
2380665 has 48 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 1048320.
The previous prime is 2380657. The next prime is 2380667. The reversal of 2380665 is 5660832.
2380665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2380665 - 23 = 2380657 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2380667) 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 47 ways as a sum of consecutive naturals, for example, 30096 + ... + 30174.
It is an arithmetic number, because the mean of its divisors is an integer number (95760).
22380665 is an apocalyptic number.
It is an amenable number.
2380665 is a deficient number, since it is larger than the sum of its proper divisors (2215815).
2380665 is a wasteful number, since it uses less digits than its factorization.
2380665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142 (or 135 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 2380665 is about 1542.9403747391. The cubic root of 2380665 is about 133.5260788733.
It can be divided in two parts, 23806 and 65, that added together give a triangular number (23871 = T218).
The spelling of 2380665 in words is "two million, three hundred eighty thousand, six hundred sixty-five".
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