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27404084101 is a prime number
BaseRepresentation
bin11001100001011010…
…010010001110000101
32121201211121201012211
4121201122102032011
5422110421142401
620331140343421
71660045604632
oct314132221605
977654551184
1027404084101
1110692988a99
1253896a4b71
1327796220a4
14147d78b189
15aa5ca3951
hex661692385

27404084101 has 2 divisors, whose sum is σ = 27404084102. Its totient is φ = 27404084100.

The previous prime is 27404084053. The next prime is 27404084233. The reversal of 27404084101 is 10148040472.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19676795076 + 7727289025 = 140274^2 + 87905^2 .

It is a cyclic number.

It is not a de Polignac number, because 27404084101 - 223 = 27395695493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27404094101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13702042050 + 13702042051.

It is an arithmetic number, because the mean of its divisors is an integer number (13702042051).

Almost surely, 227404084101 is an apocalyptic number.

It is an amenable number.

27404084101 is a deficient number, since it is larger than the sum of its proper divisors (1).

27404084101 is an equidigital number, since it uses as much as digits as its factorization.

27404084101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 31.

The spelling of 27404084101 in words is "twenty-seven billion, four hundred four million, eighty-four thousand, one hundred one".