Base | Representation |
---|---|
bin | 111111011100001110110 |
3 | 10220121122000 |
4 | 13323201312 |
5 | 1013010323 |
6 | 112320130 |
7 | 23445516 |
oct | 7734166 |
9 | 3817560 |
10 | 2078838 |
11 | 119a953 |
12 | 843046 |
13 | 57a2a8 |
14 | 3c1846 |
15 | 2b0e43 |
hex | 1fb876 |
2078838 has 32 divisors (see below), whose sum is σ = 4669920. Its totient is φ = 685440.
The previous prime is 2078831. The next prime is 2078851. The reversal of 2078838 is 8388702.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2078831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7258 + ... + 7538.
It is an arithmetic number, because the mean of its divisors is an integer number (145935).
22078838 is an apocalyptic number.
2078838 is an abundant number, since it is smaller than the sum of its proper divisors (2591082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2078838 is a wasteful number, since it uses less digits than its factorization.
2078838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 429 (or 423 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 36.
The square root of 2078838 is about 1441.8176028888. The cubic root of 2078838 is about 127.6263108121.
It can be divided in two parts, 2078 and 838, that added together give a square (2916 = 542).
The spelling of 2078838 in words is "two million, seventy-eight thousand, eight hundred thirty-eight".
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