Base | Representation |
---|---|
bin | 1010001100001010001101 |
3 | 12000201021000 |
4 | 22030022031 |
5 | 1140434440 |
6 | 133130513 |
7 | 31463613 |
oct | 12141215 |
9 | 5021230 |
10 | 2671245 |
11 | 1564a45 |
12 | a89a39 |
13 | 726b25 |
14 | 4d76b3 |
15 | 37b730 |
hex | 28c28d |
2671245 has 32 divisors (see below), whose sum is σ = 4861440. Its totient is φ = 1391040.
The previous prime is 2671241. The next prime is 2671271. The reversal of 2671245 is 5421762.
It is not a de Polignac number, because 2671245 - 22 = 2671241 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a d-powerful number, because it can be written as 219 + 66 + 7 + 1 + 221 + 42 + 55 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2671241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6135 + ... + 6555.
It is an arithmetic number, because the mean of its divisors is an integer number (151920).
22671245 is an apocalyptic number.
It is an amenable number.
2671245 is a deficient number, since it is larger than the sum of its proper divisors (2190195).
2671245 is a wasteful number, since it uses less digits than its factorization.
With its successor (2671246) it forms an eRAP, since the sums of their prime factors are consecutive (482 and 483).
2671245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 482 (or 476 counting only the distinct ones).
The product of its digits is 3360, while the sum is 27.
The square root of 2671245 is about 1634.3943832503. The cubic root of 2671245 is about 138.7515704716.
It can be divided in two parts, 2671 and 245, that added together give a square (2916 = 542).
The spelling of 2671245 in words is "two million, six hundred seventy-one thousand, two hundred forty-five".
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