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28214653741 is a prime number
BaseRepresentation
bin11010010001101110…
…010111001100101101
32200211022211220201121
4122101232113030231
5430240422404431
620543413540541
72016120412501
oct322156271455
980738756647
1028214653741
1110a69488a5a
125575044751
132878535bb1
1415192a8301
15b02017611
hex691b9732d

28214653741 has 2 divisors, whose sum is σ = 28214653742. Its totient is φ = 28214653740.

The previous prime is 28214653717. The next prime is 28214653757. The reversal of 28214653741 is 14735641282.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28214256841 + 396900 = 167971^2 + 630^2 .

It is a cyclic number.

It is not a de Polignac number, because 28214653741 - 213 = 28214645549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28214653711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14107326870 + 14107326871.

It is an arithmetic number, because the mean of its divisors is an integer number (14107326871).

Almost surely, 228214653741 is an apocalyptic number.

It is an amenable number.

28214653741 is a deficient number, since it is larger than the sum of its proper divisors (1).

28214653741 is an equidigital number, since it uses as much as digits as its factorization.

28214653741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 43.

The spelling of 28214653741 in words is "twenty-eight billion, two hundred fourteen million, six hundred fifty-three thousand, seven hundred forty-one".