Base | Representation |
---|---|
bin | 1000010111100111010100 |
3 | 11010110102200 |
4 | 20113213110 |
5 | 1030201001 |
6 | 115004500 |
7 | 24435066 |
oct | 10274724 |
9 | 4113380 |
10 | 2193876 |
11 | 1269323 |
12 | 899730 |
13 | 5ba769 |
14 | 411736 |
15 | 2d5086 |
hex | 2179d4 |
2193876 has 36 divisors (see below), whose sum is σ = 5596500. Its totient is φ = 724608.
The previous prime is 2193853. The next prime is 2193881. The reversal of 2193876 is 6783912.
2193876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 1153476 + 1040400 = 1074^2 + 1020^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 2193876.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5160 + ... + 5568.
22193876 is an apocalyptic number.
It is an amenable number.
2193876 is an abundant number, since it is smaller than the sum of its proper divisors (3402624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2193876 is a wasteful number, since it uses less digits than its factorization.
2193876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 568 (or 563 counting only the distinct ones).
The product of its digits is 18144, while the sum is 36.
The square root of 2193876 is about 1481.1738588025. The cubic root of 2193876 is about 129.9383534145.
Adding to 2193876 its sum of digits (36), we get a palindrome (2193912).
It can be divided in two parts, 219 and 3876, that added together give a triangular number (4095 = T90).
The spelling of 2193876 in words is "two million, one hundred ninety-three thousand, eight hundred seventy-six".
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