Base | Representation |
---|---|
bin | 1000001000100000100001 |
3 | 11000022120000 |
4 | 20020200201 |
5 | 1021211001 |
6 | 113410213 |
7 | 24056514 |
oct | 10104041 |
9 | 4008500 |
10 | 2132001 |
11 | 1226893 |
12 | 869969 |
13 | 598551 |
14 | 3d6d7b |
15 | 2c1a86 |
hex | 208821 |
2132001 has 10 divisors (see below), whose sum is σ = 3184962. Its totient is φ = 1421280.
The previous prime is 2131991. The next prime is 2132003. The reversal of 2132001 is 1002312.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2099601 + 32400 = 1449^2 + 180^2 .
It is not a de Polignac number, because 2132001 - 26 = 2131937 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (2132003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13080 + ... + 13241.
22132001 is an apocalyptic number.
It is an amenable number.
2132001 is a deficient number, since it is larger than the sum of its proper divisors (1052961).
2132001 is an equidigital number, since it uses as much as digits as its factorization.
2132001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26333 (or 26324 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 2132001 is about 1460.1373223091. The cubic root of 2132001 is about 128.7051133313.
Adding to 2132001 its reverse (1002312), we get a palindrome (3134313).
The spelling of 2132001 in words is "two million, one hundred thirty-two thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •