Base | Representation |
---|---|
bin | 1000110000110100111001 |
3 | 11022201002110 |
4 | 20300310321 |
5 | 1042002040 |
6 | 121122533 |
7 | 25345134 |
oct | 10606471 |
9 | 4281073 |
10 | 2297145 |
11 | 1329974 |
12 | 929449 |
13 | 625776 |
14 | 43b21b |
15 | 305980 |
hex | 230d39 |
2297145 has 16 divisors (see below), whose sum is σ = 3775680. Its totient is φ = 1191744.
The previous prime is 2297137. The next prime is 2297149. The reversal of 2297145 is 5417922.
It is not a de Polignac number, because 2297145 - 23 = 2297137 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2297149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1515 + ... + 2624.
It is an arithmetic number, because the mean of its divisors is an integer number (235980).
22297145 is an apocalyptic number.
It is an amenable number.
2297145 is a deficient number, since it is larger than the sum of its proper divisors (1478535).
2297145 is a wasteful number, since it uses less digits than its factorization.
2297145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4184.
The product of its digits is 5040, while the sum is 30.
The square root of 2297145 is about 1515.6335309038. The cubic root of 2297145 is about 131.9459719203.
It can be divided in two parts, 2297 and 145, that added together give a palindrome (2442).
The spelling of 2297145 in words is "two million, two hundred ninety-seven thousand, one hundred forty-five".
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