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26026069 is a prime number
BaseRepresentation
bin110001101001…
…0000001010101
31210222021001111
41203102001111
523130313234
62325455021
7434134516
oct143220125
953867044
1026026069
1113766853
128871471
135513254
143656a0d
152441664
hex18d2055

26026069 has 2 divisors, whose sum is σ = 26026070. Its totient is φ = 26026068.

The previous prime is 26026057. The next prime is 26026093. The reversal of 26026069 is 96062062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23639044 + 2387025 = 4862^2 + 1545^2 .

It is a cyclic number.

It is not a de Polignac number, because 26026069 - 25 = 26026037 is a prime.

It is a super-2 number, since 2×260260692 = 1354712535185522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26026069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26026009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13013034 + 13013035.

It is an arithmetic number, because the mean of its divisors is an integer number (13013035).

Almost surely, 226026069 is an apocalyptic number.

It is an amenable number.

26026069 is a deficient number, since it is larger than the sum of its proper divisors (1).

26026069 is an equidigital number, since it uses as much as digits as its factorization.

26026069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 26026069 is about 5101.5751489123. The cubic root of 26026069 is about 296.3485857035.

The spelling of 26026069 in words is "twenty-six million, twenty-six thousand, sixty-nine".