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28051326082 = 2132107775627
BaseRepresentation
bin11010000111111111…
…010100010010000010
32200101221112000022001
4122013333110102002
5424422114413312
620515301134214
72012065223533
oct320777242202
980357460261
1028051326082
111099527351a
12552a3ba36a
13285074b900
14150171068a
15ae2a04057
hex687fd4482

28051326082 has 24 divisors (see below), whose sum is σ = 45988535376. Its totient is φ = 12825751536.

The previous prime is 28051326053. The next prime is 28051326181. The reversal of 28051326082 is 28062315082.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351648 + ... + 423979.

It is an arithmetic number, because the mean of its divisors is an integer number (1916188974).

Almost surely, 228051326082 is an apocalyptic number.

28051326082 is a deficient number, since it is larger than the sum of its proper divisors (17937209294).

28051326082 is a wasteful number, since it uses less digits than its factorization.

28051326082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775762 (or 775749 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 28051326082 in words is "twenty-eight billion, fifty-one million, three hundred twenty-six thousand, eighty-two".

Divisors: 1 2 13 26 107 169 214 338 1391 2782 18083 36166 775627 1551254 10083151 20166302 82992089 131080963 165984178 262161926 1078897157 2157794314 14025663041 28051326082