Base | Representation |
---|---|
bin | 111111000000001100001 |
3 | 10212212221021 |
4 | 13320001201 |
5 | 1012030411 |
6 | 112125441 |
7 | 23355616 |
oct | 7700141 |
9 | 3785837 |
10 | 2064481 |
11 | 1190091 |
12 | 836881 |
13 | 5738b3 |
14 | 3ba50d |
15 | 2aba71 |
hex | 1f8061 |
2064481 has 8 divisors (see below), whose sum is σ = 2151720. Its totient is φ = 1978368.
The previous prime is 2064449. The next prime is 2064487. The reversal of 2064481 is 1844602.
It can be written as a sum of positive squares in 4 ways, for example, as 576081 + 1488400 = 759^2 + 1220^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2064481 - 25 = 2064449 is a prime.
It is a super-2 number, since 2×20644812 = 8524163598722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2064487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7315 + ... + 7591.
It is an arithmetic number, because the mean of its divisors is an integer number (268965).
22064481 is an apocalyptic number.
It is an amenable number.
2064481 is a deficient number, since it is larger than the sum of its proper divisors (87239).
2064481 is a wasteful number, since it uses less digits than its factorization.
2064481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 563.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 2064481 is about 1436.8301917763. The cubic root of 2064481 is about 127.3318249199.
The spelling of 2064481 in words is "two million, sixty-four thousand, four hundred eighty-one".
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