Base | Representation |
---|---|
bin | 1001110100010111111100 |
3 | 11211202121200 |
4 | 21310113330 |
5 | 1124330240 |
6 | 131055500 |
7 | 30606564 |
oct | 11642774 |
9 | 4752550 |
10 | 2573820 |
11 | 14a8827 |
12 | a41590 |
13 | 6c1692 |
14 | 4adda4 |
15 | 35c930 |
hex | 2745fc |
2573820 has 72 divisors (see below), whose sum is σ = 7949760. Its totient is φ = 673920.
The previous prime is 2573807. The next prime is 2573827. The reversal of 2573820 is 283752.
2573820 is nontrivially palindromic in base 14.
2573820 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2573827) 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 23 ways as a sum of consecutive naturals, for example, 14130 + ... + 14310.
22573820 is an apocalyptic number.
2573820 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 2573820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3974880).
2573820 is an abundant number, since it is smaller than the sum of its proper divisors (5375940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2573820 is a wasteful number, since it uses less digits than its factorization.
2573820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 275 (or 270 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 2573820 is about 1604.3129370544. The cubic root of 2573820 is about 137.0437993759.
The spelling of 2573820 in words is "two million, five hundred seventy-three thousand, eight hundred twenty".
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