Base | Representation |
---|---|
bin | 1000100000100101011100 |
3 | 11012022211120 |
4 | 20200211130 |
5 | 1032334440 |
6 | 115450540 |
7 | 24650160 |
oct | 10404534 |
9 | 4168746 |
10 | 2230620 |
11 | 1293997 |
12 | 8b6a50 |
13 | 6013c2 |
14 | 420ca0 |
15 | 2e0dd0 |
hex | 22095c |
2230620 has 96 divisors (see below), whose sum is σ = 7354368. Its totient is φ = 494592.
The previous prime is 2230597. The next prime is 2230633. The reversal of 2230620 is 260322.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 2230620.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19684 + ... + 19796.
It is an arithmetic number, because the mean of its divisors is an integer number (76608).
22230620 is an apocalyptic number.
2230620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2230620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3677184).
2230620 is an abundant number, since it is smaller than the sum of its proper divisors (5123748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2230620 is a wasteful number, since it uses less digits than its factorization.
2230620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179 (or 177 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 2230620 is about 1493.5260292342. The cubic root of 2230620 is about 130.6597623498.
Adding to 2230620 its reverse (260322), we get a palindrome (2490942).
It can be divided in two parts, 2230 and 620, that added together give a triangular number (2850 = T75).
The spelling of 2230620 in words is "two million, two hundred thirty thousand, six hundred twenty".
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