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26716314241 = 1371261315461
BaseRepresentation
bin11000111000011010…
…101001101010000001
32112221220110101100001
4120320122221222001
5414203334023431
620135011200001
71634024631661
oct307032515201
975856411301
1026716314241
111036a732351
1252172a6001
132699ca5686
1414162b81a1
15a656e9e61
hex6386a9a81

26716314241 has 8 divisors (see below), whose sum is σ = 26915198184. Its totient is φ = 26517486720.

The previous prime is 26716314227. The next prime is 26716314301. The reversal of 26716314241 is 14241361762.

It can be written as a sum of positive squares in 4 ways, for example, as 1511576641 + 25204737600 = 38879^2 + 158760^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-26716314241 is a prime.

It is a super-2 number, since 2×267163142412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26716314241.

It is not an unprimeable number, because it can be changed into a prime (26716314841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1720251 + ... + 1735711.

It is an arithmetic number, because the mean of its divisors is an integer number (3364399773).

Almost surely, 226716314241 is an apocalyptic number.

It is an amenable number.

26716314241 is a deficient number, since it is larger than the sum of its proper divisors (198883943).

26716314241 is a wasteful number, since it uses less digits than its factorization.

26716314241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28211.

The product of its digits is 48384, while the sum is 37.

The spelling of 26716314241 in words is "twenty-six billion, seven hundred sixteen million, three hundred fourteen thousand, two hundred forty-one".

Divisors: 1 137 12613 15461 1727981 2118157 195009593 26716314241