Base | Representation |
---|---|
bin | 110001111000… |
… | …0100111100101 |
3 | 1211012121222021 |
4 | 1203300213211 |
5 | 23143321042 |
6 | 2332303141 |
7 | 435166066 |
oct | 143604745 |
9 | 54177867 |
10 | 26151397 |
11 | 13841a28 |
12 | 8911ab1 |
13 | 55582cc |
14 | 368a56d |
15 | 2468867 |
hex | 18f09e5 |
26151397 has 2 divisors, whose sum is σ = 26151398. Its totient is φ = 26151396.
The previous prime is 26151361. The next prime is 26151407. The reversal of 26151397 is 79315162.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 24117921 + 2033476 = 4911^2 + 1426^2 .
It is a cyclic number.
It is not a de Polignac number, because 26151397 - 27 = 26151269 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (26151347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13075698 + 13075699.
It is an arithmetic number, because the mean of its divisors is an integer number (13075699).
Almost surely, 226151397 is an apocalyptic number.
It is an amenable number.
26151397 is a deficient number, since it is larger than the sum of its proper divisors (1).
26151397 is an equidigital number, since it uses as much as digits as its factorization.
26151397 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11340, while the sum is 34.
The square root of 26151397 is about 5113.8436620609. The cubic root of 26151397 is about 296.8235110261.
The spelling of 26151397 in words is "twenty-six million, one hundred fifty-one thousand, three hundred ninety-seven".
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