Base | Representation |
---|---|
bin | 111101000010100010000 |
3 | 10202121200102 |
4 | 13220110100 |
5 | 1003001034 |
6 | 110511532 |
7 | 23000216 |
oct | 7502420 |
9 | 3677612 |
10 | 2000144 |
11 | 1146813 |
12 | 8055a8 |
13 | 550523 |
14 | 3a0cb6 |
15 | 29797e |
hex | 1e8510 |
2000144 has 20 divisors (see below), whose sum is σ = 3971100. Its totient is φ = 975360.
The previous prime is 2000143. The next prime is 2000147. The reversal of 2000144 is 4410002.
It can be written as a sum of positive squares in 2 ways, for example, as 150544 + 1849600 = 388^2 + 1360^2 .
It is not an unprimeable number, because it can be changed into a prime (2000143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 869 + ... + 2180.
It is an arithmetic number, because the mean of its divisors is an integer number (198555).
22000144 is an apocalyptic number.
It is an amenable number.
2000144 is a deficient number, since it is larger than the sum of its proper divisors (1970956).
2000144 is a wasteful number, since it uses less digits than its factorization.
2000144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3098 (or 3092 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 2000144 is about 1414.2644731450. The cubic root of 2000144 is about 125.9951287274.
Adding to 2000144 its reverse (4410002), we get a palindrome (6410146).
The spelling of 2000144 in words is "two million, one hundred forty-four", and thus it is an aban number.
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