Base | Representation |
---|---|
bin | 1000100101001010101110 |
3 | 11020021120202 |
4 | 20211022232 |
5 | 1033440030 |
6 | 120113502 |
7 | 25055663 |
oct | 10451256 |
9 | 4207522 |
10 | 2249390 |
11 | 12a7000 |
12 | 905892 |
13 | 609b00 |
14 | 427a6a |
15 | 2e6745 |
hex | 2252ae |
2249390 has 48 divisors (see below), whose sum is σ = 4822416. Its totient is φ = 755040.
The previous prime is 2249381. The next prime is 2249393. The reversal of 2249390 is 939422.
2249390 = T101 + T102 + ... + T243.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2249393) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173024 + ... + 173036.
It is an arithmetic number, because the mean of its divisors is an integer number (100467).
22249390 is an apocalyptic number.
2249390 is an abundant number, since it is smaller than the sum of its proper divisors (2573026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2249390 is a wasteful number, since it uses less digits than its factorization.
2249390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66 (or 31 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 2249390 is about 1499.7966528833. The cubic root of 2249390 is about 131.0252267716.
The spelling of 2249390 in words is "two million, two hundred forty-nine thousand, three hundred ninety".
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