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27789114241 = 74257193253
BaseRepresentation
bin11001111000010111…
…000011101110000001
32122201200010021021101
4121320113003232001
5423403003123431
620433253054401
72002432400530
oct317027035601
978650107241
1027789114241
1110870259919
125476627401
13280b321985
1414b8976317
15ac99ab961
hex6785c3b81

27789114241 has 8 divisors (see below), whose sum is σ = 31760074304. Its totient is φ = 23818425840.

The previous prime is 27789114239. The next prime is 27789114263. The reversal of 27789114241 is 14241198772.

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 27789114241 - 21 = 27789114239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27789114191 and 27789114200.

It is not an unprimeable number, because it can be changed into a prime (27789114281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251371 + ... + 344623.

It is an arithmetic number, because the mean of its divisors is an integer number (3970009288).

Almost surely, 227789114241 is an apocalyptic number.

It is an amenable number.

27789114241 is a deficient number, since it is larger than the sum of its proper divisors (3970960063).

27789114241 is an equidigital number, since it uses as much as digits as its factorization.

27789114241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135831.

The product of its digits is 225792, while the sum is 46.

The spelling of 27789114241 in words is "twenty-seven billion, seven hundred eighty-nine million, one hundred fourteen thousand, two hundred forty-one".

Divisors: 1 7 42571 93253 297997 652771 3969873463 27789114241