Base | Representation |
---|---|
bin | 1010110001101110101010 |
3 | 12022112100110 |
4 | 22301232222 |
5 | 1210401010 |
6 | 140315150 |
7 | 33004350 |
oct | 12615652 |
9 | 5275313 |
10 | 2825130 |
11 | 165a620 |
12 | b42ab6 |
13 | 77bb99 |
14 | 5377d0 |
15 | 3ac120 |
hex | 2b1baa |
2825130 has 64 divisors (see below), whose sum is σ = 8460288. Its totient is φ = 586560.
The previous prime is 2825117. The next prime is 2825131. The reversal of 2825130 is 315282.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a zygodrome in base 13.
It is a junction number, because it is equal to n+sod(n) for n = 2825097 and 2825106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2825131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1699 + ... + 2921.
It is an arithmetic number, because the mean of its divisors is an integer number (132192).
22825130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2825130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4230144).
2825130 is an abundant number, since it is smaller than the sum of its proper divisors (5635158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2825130 is a wasteful number, since it uses less digits than its factorization.
2825130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1251.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 2825130 is about 1680.8123036199. The cubic root of 2825130 is about 141.3663827916.
The spelling of 2825130 in words is "two million, eight hundred twenty-five thousand, one hundred thirty".
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