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13806305101 is a prime number
BaseRepresentation
bin11001101101110101…
…10111111101001101
31022122011222222010101
430312322313331031
5211233403230401
610201553011101
7666063441241
oct146672677515
938564888111
1013806305101
115945332406
122813853a91
1313c0451704
1494d896421
1555c122101
hex336eb7f4d

13806305101 has 2 divisors, whose sum is σ = 13806305102. Its totient is φ = 13806305100.

The previous prime is 13806305063. The next prime is 13806305129. The reversal of 13806305101 is 10150360831.

It is an a-pointer prime, because the next prime (13806305129) can be obtained adding 13806305101 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13659531876 + 146773225 = 116874^2 + 12115^2 .

It is a cyclic number.

It is not a de Polignac number, because 13806305101 - 223 = 13797916493 is a prime.

It is a super-2 number, since 2×138063051012 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13806305101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13806305501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6903152550 + 6903152551.

It is an arithmetic number, because the mean of its divisors is an integer number (6903152551).

Almost surely, 213806305101 is an apocalyptic number.

It is an amenable number.

13806305101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13806305101 is an equidigital number, since it uses as much as digits as its factorization.

13806305101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 13806305101 its reverse (10150360831), we get a palindrome (23956665932).

The spelling of 13806305101 in words is "thirteen billion, eight hundred six million, three hundred five thousand, one hundred one".