Base | Representation |
---|---|
bin | 1001100000011001100001 |
3 | 11200121101100 |
4 | 21200121201 |
5 | 1114221001 |
6 | 125225013 |
7 | 30116211 |
oct | 11403141 |
9 | 4617340 |
10 | 2492001 |
11 | 1452306 |
12 | a02169 |
13 | 693375 |
14 | 48c241 |
15 | 343586 |
hex | 260661 |
2492001 has 12 divisors (see below), whose sum is σ = 3649828. Its totient is φ = 1638144.
The previous prime is 2491967. The next prime is 2492003. The reversal of 2492001 is 1002942.
It can be written as a sum of positive squares in 2 ways, for example, as 904401 + 1587600 = 951^2 + 1260^2 .
It is a de Polignac number, because none of the positive numbers 2k-2492001 is a prime.
It is a Duffinian number.
2492001 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2492003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1240 + ... + 2553.
22492001 is an apocalyptic number.
It is an amenable number.
2492001 is a deficient number, since it is larger than the sum of its proper divisors (1157827).
2492001 is a wasteful number, since it uses less digits than its factorization.
2492001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3872 (or 3869 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2492001 is about 1578.6072975886. The cubic root of 2492001 is about 135.5759753297.
Adding to 2492001 its reverse (1002942), we get a palindrome (3494943).
The spelling of 2492001 in words is "two million, four hundred ninety-two thousand, one".
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