Base | Representation |
---|---|
bin | 1000100010011101010100 |
3 | 11012201100201 |
4 | 20202131110 |
5 | 1033111132 |
6 | 115550244 |
7 | 25011430 |
oct | 10423524 |
9 | 4181321 |
10 | 2238292 |
11 | 1299731 |
12 | 8bb384 |
13 | 604a44 |
14 | 4239c0 |
15 | 2e32e7 |
hex | 222754 |
2238292 has 12 divisors (see below), whose sum is σ = 4476640. Its totient is φ = 959256.
The previous prime is 2238289. The next prime is 2238311. The reversal of 2238292 is 2928322.
2238292 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 79939 = 2238292 / (2 + 2 + 3 + 8 + 2 + 9 + 2).
It is a d-powerful number, because it can be written as 24 + 27 + 33 + 87 + 214 + 95 + 216 .
It is a self number, because there is not a number n which added to its sum of digits gives 2238292.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39942 + ... + 39997.
22238292 is an apocalyptic number.
It is an amenable number.
2238292 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2238292 is a wasteful number, since it uses less digits than its factorization.
2238292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79950 (or 79948 counting only the distinct ones).
The product of its digits is 3456, while the sum is 28.
The square root of 2238292 is about 1496.0922431455. The cubic root of 2238292 is about 130.8093881106.
It can be divided in two parts, 223 and 8292, that added together give a triangular number (8515 = T130).
The spelling of 2238292 in words is "two million, two hundred thirty-eight thousand, two hundred ninety-two".
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