Base | Representation |
---|---|
bin | 111101000011000111101 |
3 | 10202122002120 |
4 | 13220120331 |
5 | 1003003240 |
6 | 110513153 |
7 | 23001126 |
oct | 7503075 |
9 | 3678076 |
10 | 2000445 |
11 | 1146a67 |
12 | 8057b9 |
13 | 5506c5 |
14 | 3a104d |
15 | 297ad0 |
hex | 1e863d |
2000445 has 16 divisors (see below), whose sum is σ = 3221952. Its totient is φ = 1059840.
The previous prime is 2000429. The next prime is 2000447. The reversal of 2000445 is 5440002.
It is not a de Polignac number, because 2000445 - 24 = 2000429 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
2000445 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2000447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2550 + ... + 3240.
It is an arithmetic number, because the mean of its divisors is an integer number (201372).
22000445 is an apocalyptic number.
It is an amenable number.
2000445 is a deficient number, since it is larger than the sum of its proper divisors (1221507).
2000445 is a wasteful number, since it uses less digits than its factorization.
2000445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 892.
The product of its (nonzero) digits is 160, while the sum is 15.
The square root of 2000445 is about 1414.3708848813. The cubic root of 2000445 is about 126.0014487110.
Adding to 2000445 its reverse (5440002), we get a palindrome (7440447).
The spelling of 2000445 in words is "two million, four hundred forty-five", and thus it is an aban number.
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