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26056090 = 252605609
BaseRepresentation
bin110001101100…
…1010110011010
31211000210020101
41203121112122
523132243330
62330250014
7434321164
oct143312632
954023211
1026056090
1113787365
12888690a
135523b08
143663934
15244a4ca
hex18d959a

26056090 has 8 divisors (see below), whose sum is σ = 46900980. Its totient is φ = 10422432.

The previous prime is 26056061. The next prime is 26056117. The reversal of 26056090 is 9065062.

It can be written as a sum of positive squares in 2 ways, for example, as 24870169 + 1185921 = 4987^2 + 1089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1302795 + ... + 1302814.

Almost surely, 226056090 is an apocalyptic number.

26056090 is a deficient number, since it is larger than the sum of its proper divisors (20844890).

26056090 is a wasteful number, since it uses less digits than its factorization.

26056090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605616.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 26056090 is about 5104.5166274585. The cubic root of 26056090 is about 296.4624876828.

The spelling of 26056090 in words is "twenty-six million, fifty-six thousand, ninety".

Divisors: 1 2 5 10 2605609 5211218 13028045 26056090