Search a number
-
+
274426105452481 is a prime number
BaseRepresentation
bin111110011001011011001110…
…100010000101011111000001
31022222122212202010112021211101
4332121123032202011133001
5241432144130443434411
62411353340141414401
7111542426501501623
oct7631331642053701
91288585663467741
10274426105452481
117a493504288254
122694174b56a401
13ba18369975538
144baa419a92c13
1521ad6bd1bc8c1
hexf996ce8857c1

274426105452481 has 2 divisors, whose sum is σ = 274426105452482. Its totient is φ = 274426105452480.

The previous prime is 274426105452461. The next prime is 274426105452511. The reversal of 274426105452481 is 184254501624472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270955302918400 + 3470802534081 = 16460720^2 + 1863009^2 .

It is a cyclic number.

It is not a de Polignac number, because 274426105452481 - 29 = 274426105451969 is a prime.

It is a super-2 number, since 2×2744261054524812 (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (274426105452461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137213052726240 + 137213052726241.

It is an arithmetic number, because the mean of its divisors is an integer number (137213052726241).

Almost surely, 2274426105452481 is an apocalyptic number.

It is an amenable number.

274426105452481 is a deficient number, since it is larger than the sum of its proper divisors (1).

274426105452481 is an equidigital number, since it uses as much as digits as its factorization.

274426105452481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17203200, while the sum is 55.

The spelling of 274426105452481 in words is "two hundred seventy-four trillion, four hundred twenty-six billion, one hundred five million, four hundred fifty-two thousand, four hundred eighty-one".