Base | Representation |
---|---|
bin | 111110010001010010111 |
3 | 10211200000000 |
4 | 13302022113 |
5 | 1010243341 |
6 | 111422343 |
7 | 23225616 |
oct | 7621227 |
9 | 3750000 |
10 | 2040471 |
11 | 1174044 |
12 | 8249b3 |
13 | 5659a4 |
14 | 3b187d |
15 | 2a48b6 |
hex | 1f2297 |
2040471 has 18 divisors (see below), whose sum is σ = 3070392. Its totient is φ = 1355940.
The previous prime is 2040461. The next prime is 2040473. The reversal of 2040471 is 1740402.
It is a happy number.
It is not a de Polignac number, because 2040471 - 26 = 2040407 is a prime.
It is a super-3 number, since 3×20404713 = 25486637095714221333, which contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2040473) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6406 + ... + 6716.
22040471 is an apocalyptic number.
2040471 is a deficient number, since it is larger than the sum of its proper divisors (1029921).
2040471 is an frugal number, since it uses more digits than its factorization.
2040471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335 (or 314 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 2040471 is about 1428.4505591724. The cubic root of 2040471 is about 126.8362740246.
Adding to 2040471 its reverse (1740402), we get a palindrome (3780873).
The spelling of 2040471 in words is "two million, forty thousand, four hundred seventy-one".
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