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28300272037 is a prime number
BaseRepresentation
bin11010010110110100…
…111110000110100101
32201001021221202221121
4122112310332012211
5430424332201122
621000113013541
72021210225512
oct322664760645
981037852847
1028300272037
1111002847284
1255998542b1
1328901b25cb
1415267d4309
15b097cabc7
hex696d3e1a5

28300272037 has 2 divisors, whose sum is σ = 28300272038. Its totient is φ = 28300272036.

The previous prime is 28300272001. The next prime is 28300272047. The reversal of 28300272037 is 73027200382.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28295949796 + 4322241 = 168214^2 + 2079^2 .

It is a cyclic number.

It is not a de Polignac number, because 28300272037 - 211 = 28300269989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28300271993 and 28300272011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28300272047) 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, 14150136018 + 14150136019.

It is an arithmetic number, because the mean of its divisors is an integer number (14150136019).

Almost surely, 228300272037 is an apocalyptic number.

It is an amenable number.

28300272037 is a deficient number, since it is larger than the sum of its proper divisors (1).

28300272037 is an equidigital number, since it uses as much as digits as its factorization.

28300272037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The spelling of 28300272037 in words is "twenty-eight billion, three hundred million, two hundred seventy-two thousand, thirty-seven".