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26020741 = 181233617
BaseRepresentation
bin110001101000…
…0101110000101
31210221222202011
41203100232011
523130130431
62325414221
7434113135
oct143205605
953858664
1026020741
111376284a
12886a371
1355109b6
143654ac5
15243ecb1
hex18d0b85

26020741 has 8 divisors (see below), whose sum is σ = 26319384. Its totient is φ = 25724160.

The previous prime is 26020739. The next prime is 26020769. The reversal of 26020741 is 14702062.

It can be written as a sum of positive squares in 4 ways, for example, as 4202500 + 21818241 = 2050^2 + 4671^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 26020741 - 21 = 26020739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26024741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41865 + ... + 42481.

It is an arithmetic number, because the mean of its divisors is an integer number (3289923).

Almost surely, 226020741 is an apocalyptic number.

It is an amenable number.

26020741 is a deficient number, since it is larger than the sum of its proper divisors (298643).

26020741 is a wasteful number, since it uses less digits than its factorization.

26020741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 26020741 is about 5101.0529305233. The cubic root of 26020741 is about 296.3283617116.

The spelling of 26020741 in words is "twenty-six million, twenty thousand, seven hundred forty-one".

Divisors: 1 181 233 617 42173 111677 143761 26020741