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28082308102 = 246573301487
BaseRepresentation
bin11010001001110101…
…100000010000000110
32200111002211001122021
4122021311200100012
5430003032324402
620522325153354
72012622452242
oct321165402006
980432731567
1028082308102
1110a008047a2
12553885b85a
132856ca8874
141505897422
15ae55c3d37
hex689d60406

28082308102 has 8 divisors (see below), whose sum is σ = 42124506336. Its totient is φ = 14040805992.

The previous prime is 28082308069. The next prime is 28082308103. The reversal of 28082308102 is 20180328082.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28082308103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57598 + ... + 243889.

It is an arithmetic number, because the mean of its divisors is an integer number (5265563292).

Almost surely, 228082308102 is an apocalyptic number.

28082308102 is a deficient number, since it is larger than the sum of its proper divisors (14042198234).

28082308102 is a wasteful number, since it uses less digits than its factorization.

28082308102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348062.

The product of its (nonzero) digits is 12288, while the sum is 34.

The spelling of 28082308102 in words is "twenty-eight billion, eighty-two million, three hundred eight thousand, one hundred two".

Divisors: 1 2 46573 93146 301487 602974 14041154051 28082308102