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26968361 = 753157463
BaseRepresentation
bin110011011100…
…0000100101001
31212202010122012
41212320010221
523400441421
62402005305
7445140650
oct146700451
955663565
1026968361
111424a802
129046835
135783114
143820197
15257a95b
hex19b8129

26968361 has 16 divisors (see below), whose sum is σ = 31670784. Its totient is φ = 22486464.

The previous prime is 26968349. The next prime is 26968367. The reversal of 26968361 is 16386962.

It is not a de Polignac number, because 26968361 - 26 = 26968297 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26968367) 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 15 ways as a sum of consecutive naturals, for example, 58016 + ... + 58478.

It is an arithmetic number, because the mean of its divisors is an integer number (1979424).

Almost surely, 226968361 is an apocalyptic number.

It is an amenable number.

26968361 is a deficient number, since it is larger than the sum of its proper divisors (4702423).

26968361 is a wasteful number, since it uses less digits than its factorization.

26968361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680.

The product of its digits is 93312, while the sum is 41.

The square root of 26968361 is about 5193.1070661021. The cubic root of 26968361 is about 299.8827727170.

The spelling of 26968361 in words is "twenty-six million, nine hundred sixty-eight thousand, three hundred sixty-one".

Divisors: 1 7 53 157 371 463 1099 3241 8321 24539 58247 72691 171773 508837 3852623 26968361