Base | Representation |
---|---|
bin | 1001101011101010010011 |
3 | 11202221122212 |
4 | 21223222103 |
5 | 1122210011 |
6 | 130222335 |
7 | 30400541 |
oct | 11535223 |
9 | 4687585 |
10 | 2538131 |
11 | 1483a32 |
12 | a249ab |
13 | 6ab36b |
14 | 4a0d91 |
15 | 35208b |
hex | 26ba93 |
2538131 has 2 divisors, whose sum is σ = 2538132. Its totient is φ = 2538130.
The previous prime is 2538127. The next prime is 2538139. The reversal of 2538131 is 1318352.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2538131 - 22 = 2538127 is a prime.
It is a super-2 number, since 2×25381312 = 12884217946322, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 2538097 and 2538106.
It is not a weakly prime, because it can be changed into another prime (2538139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269065 + 1269066.
It is an arithmetic number, because the mean of its divisors is an integer number (1269066).
22538131 is an apocalyptic number.
2538131 is a deficient number, since it is larger than the sum of its proper divisors (1).
2538131 is an equidigital number, since it uses as much as digits as its factorization.
2538131 is an evil number, because the sum of its binary digits is even.
The product of its digits is 720, while the sum is 23.
The square root of 2538131 is about 1593.1512796969. The cubic root of 2538131 is about 136.4074251425.
The spelling of 2538131 in words is "two million, five hundred thirty-eight thousand, one hundred thirty-one".
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