Base | Representation |
---|---|
bin | 1000001100011100101010 |
3 | 11001010200200 |
4 | 20030130222 |
5 | 1022220023 |
6 | 114013030 |
7 | 24154536 |
oct | 10143452 |
9 | 4033620 |
10 | 2148138 |
11 | 1237a23 |
12 | 877176 |
13 | 5a29b5 |
14 | 3dcbc6 |
15 | 2c6743 |
hex | 20c72a |
2148138 has 24 divisors (see below), whose sum is σ = 4694976. Its totient is φ = 709800.
The previous prime is 2148127. The next prime is 2148149. The reversal of 2148138 is 8318412.
It is an interprime number because it is at equal distance from previous prime (2148127) and next prime (2148149).
It is a super-2 number, since 2×21481382 = 9228993734088, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1903 + ... + 2813.
It is an arithmetic number, because the mean of its divisors is an integer number (195624).
22148138 is an apocalyptic number.
2148138 is an abundant number, since it is smaller than the sum of its proper divisors (2546838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2148138 is a wasteful number, since it uses less digits than its factorization.
2148138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1050 (or 1047 counting only the distinct ones).
The product of its digits is 1536, while the sum is 27.
The square root of 2148138 is about 1465.6527556007. The cubic root of 2148138 is about 129.0290181700.
The spelling of 2148138 in words is "two million, one hundred forty-eight thousand, one hundred thirty-eight".
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