Base | Representation |
---|---|
bin | 1001010011001111101001 |
3 | 11120212110210 |
4 | 21103033221 |
5 | 1111004441 |
6 | 124131333 |
7 | 26503140 |
oct | 11231751 |
9 | 4525423 |
10 | 2438121 |
11 | 1415884 |
12 | 996b49 |
13 | 67499a |
14 | 476757 |
15 | 332616 |
hex | 2533e9 |
2438121 has 8 divisors (see below), whose sum is σ = 3715264. Its totient is φ = 1393200.
The previous prime is 2438101. The next prime is 2438153. The reversal of 2438121 is 1218342.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2438121 - 27 = 2437993 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 116101 = 2438121 / (2 + 4 + 3 + 8 + 1 + 2 + 1).
2438121 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2438101) 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, 58030 + ... + 58071.
It is an arithmetic number, because the mean of its divisors is an integer number (464408).
22438121 is an apocalyptic number.
2438121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2438121 is a deficient number, since it is larger than the sum of its proper divisors (1277143).
2438121 is a wasteful number, since it uses less digits than its factorization.
2438121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116111.
The product of its digits is 384, while the sum is 21.
The square root of 2438121 is about 1561.4483661012. The cubic root of 2438121 is about 134.5917433062.
The spelling of 2438121 in words is "two million, four hundred thirty-eight thousand, one hundred twenty-one".
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