Base | Representation |
---|---|
bin | 111110001110001001101 |
3 | 10211120210101 |
4 | 13301301031 |
5 | 1010220421 |
6 | 111411101 |
7 | 23221126 |
oct | 7616115 |
9 | 3746711 |
10 | 2038861 |
11 | 1172910 |
12 | 823a91 |
13 | 565036 |
14 | 3b104d |
15 | 2a4191 |
hex | 1f1c4d |
2038861 has 8 divisors (see below), whose sum is σ = 2355264. Its totient is φ = 1744320.
The previous prime is 2038853. The next prime is 2038867. The reversal of 2038861 is 1688302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2038861 - 23 = 2038853 is a prime.
It is a Duffinian number.
2038861 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2038867) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5265 + ... + 5638.
It is an arithmetic number, because the mean of its divisors is an integer number (294408).
22038861 is an apocalyptic number.
It is an amenable number.
2038861 is a deficient number, since it is larger than the sum of its proper divisors (316403).
2038861 is a wasteful number, since it uses less digits than its factorization.
2038861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10931.
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 2038861 is about 1427.8869002831. The cubic root of 2038861 is about 126.8029058899.
It can be divided in two parts, 20388 and 61, that added together give a square (20449 = 1432).
The spelling of 2038861 in words is "two million, thirty-eight thousand, eight hundred sixty-one".
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