Base | Representation |
---|---|
bin | 1000011111010011111010 |
3 | 11012001200022 |
4 | 20133103322 |
5 | 1032203102 |
6 | 115410442 |
7 | 24626024 |
oct | 10372372 |
9 | 4161608 |
10 | 2225402 |
11 | 128aa83 |
12 | 8b3a22 |
13 | 5cbc0a |
14 | 41d014 |
15 | 2de5a2 |
hex | 21f4fa |
2225402 has 32 divisors (see below), whose sum is σ = 3816720. Its totient is φ = 967680.
The previous prime is 2225401. The next prime is 2225407. The reversal of 2225402 is 2045222.
It can be written as a sum of positive squares in 8 ways, for example, as 1301881 + 923521 = 1141^2 + 961^2 .
It is a super-3 number, since 3×22254023 = 33063336472564994424, which contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is not an unprimeable number, because it can be changed into a prime (2225401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36452 + ... + 36512.
22225402 is an apocalyptic number.
2225402 is a deficient number, since it is larger than the sum of its proper divisors (1591318).
2225402 is a wasteful number, since it uses less digits than its factorization.
2225402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146.
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 2225402 is about 1491.7781336378. The cubic root of 2225402 is about 130.5578004208.
The spelling of 2225402 in words is "two million, two hundred twenty-five thousand, four hundred two".
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