Base | Representation |
---|---|
bin | 1011000001101011110101 |
3 | 12102212000000 |
4 | 23001223311 |
5 | 1214443420 |
6 | 141541513 |
7 | 33366033 |
oct | 13015365 |
9 | 5385000 |
10 | 2890485 |
11 | 16a4734 |
12 | b74899 |
13 | 7a2860 |
14 | 553553 |
15 | 3c1690 |
hex | 2c1af5 |
2890485 has 56 divisors (see below), whose sum is σ = 5692344. Its totient is φ = 1399680.
The previous prime is 2890483. The next prime is 2890487. The reversal of 2890485 is 5840982.
It is an interprime number because it is at equal distance from previous prime (2890483) and next prime (2890487).
It can be written as a sum of positive squares in 4 ways, for example, as 88209 + 2802276 = 297^2 + 1674^2 .
It is not a de Polignac number, because 2890485 - 21 = 2890483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2890483) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 47355 + ... + 47415.
It is an arithmetic number, because the mean of its divisors is an integer number (101649).
22890485 is an apocalyptic number.
It is an amenable number.
2890485 is a deficient number, since it is larger than the sum of its proper divisors (2801859).
2890485 is an equidigital number, since it uses as much as digits as its factorization.
2890485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97 (or 82 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 2890485 is about 1700.1426410746. The cubic root of 2890485 is about 142.4481806044.
It can be divided in two parts, 2890 and 485, that added together give a cube (3375 = 153).
The spelling of 2890485 in words is "two million, eight hundred ninety thousand, four hundred eighty-five".
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