Base | Representation |
---|---|
bin | 110011011000… |
… | …0111000111011 |
3 | 1212200122021111 |
4 | 1212300320323 |
5 | 23344021224 |
6 | 2401221151 |
7 | 444656116 |
oct | 146607073 |
9 | 55618244 |
10 | 26938939 |
11 | 1422a695 |
12 | 90317b7 |
13 | 5772901 |
14 | 381357d |
15 | 2571d94 |
hex | 19b0e3b |
26938939 has 2 divisors, whose sum is σ = 26938940. Its totient is φ = 26938938.
The previous prime is 26938913. The next prime is 26938949. The reversal of 26938939 is 93983962.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 26938939 - 213 = 26930747 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 26938892 and 26938901.
It is not a weakly prime, because it can be changed into another prime (26938909) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13469469 + 13469470.
It is an arithmetic number, because the mean of its divisors is an integer number (13469470).
Almost surely, 226938939 is an apocalyptic number.
26938939 is a deficient number, since it is larger than the sum of its proper divisors (1).
26938939 is an equidigital number, since it uses as much as digits as its factorization.
26938939 is an evil number, because the sum of its binary digits is even.
The product of its digits is 629856, while the sum is 49.
The square root of 26938939 is about 5190.2734995374. The cubic root of 26938939 is about 299.7736774514.
The spelling of 26938939 in words is "twenty-six million, nine hundred thirty-eight thousand, nine hundred thirty-nine".
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