Base | Representation |
---|---|
bin | 1010001100000111000101 |
3 | 12000200222121 |
4 | 22030013011 |
5 | 1140433140 |
6 | 133125541 |
7 | 31463206 |
oct | 12140705 |
9 | 5020877 |
10 | 2671045 |
11 | 1564883 |
12 | a898b1 |
13 | 726a00 |
14 | 4d75ad |
15 | 37b64a |
hex | 28c1c5 |
2671045 has 24 divisors (see below), whose sum is σ = 3623400. Its totient is φ = 1886976.
The previous prime is 2671043. The next prime is 2671063. The reversal of 2671045 is 5401762.
It can be written as a sum of positive squares in 12 ways, for example, as 1216609 + 1454436 = 1103^2 + 1206^2 .
It is not a de Polignac number, because 2671045 - 21 = 2671043 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2671043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24451 + ... + 24559.
It is an arithmetic number, because the mean of its divisors is an integer number (150975).
22671045 is an apocalyptic number.
It is an amenable number.
2671045 is a deficient number, since it is larger than the sum of its proper divisors (952355).
2671045 is a wasteful number, since it uses less digits than its factorization.
2671045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169 (or 156 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 2671045 is about 1634.3331973622. Note that the first 3 decimals coincide. The cubic root of 2671045 is about 138.7481075412.
The spelling of 2671045 in words is "two million, six hundred seventy-one thousand, forty-five".
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