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20020262828 = 225005065707
BaseRepresentation
bin10010101001010011…
…001111011110101100
31220200020122201121212
4102221103033132230
5312000141402303
613110331413552
71306056266126
oct225123173654
956606581555
1020020262828
118543a09865
123a688b42b8
131b70950887
14d7cc7c216
157c291ead8
hex4a94cf7ac

20020262828 has 6 divisors (see below), whose sum is σ = 35035459956. Its totient is φ = 10010131412.

The previous prime is 20020262819. The next prime is 20020262837. The reversal of 20020262828 is 82826202002.

It is an interprime number because it is at equal distance from previous prime (20020262819) and next prime (20020262837).

It is a junction number, because it is equal to n+sod(n) for n = 20020262794 and 20020262803.

It is an unprimeable number.

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, 2502532850 + ... + 2502532857.

It is an arithmetic number, because the mean of its divisors is an integer number (5839243326).

Almost surely, 220020262828 is an apocalyptic number.

It is an amenable number.

20020262828 is a deficient number, since it is larger than the sum of its proper divisors (15015197128).

20020262828 is a wasteful number, since it uses less digits than its factorization.

20020262828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005065711 (or 5005065709 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 20020262828 in words is "twenty billion, twenty million, two hundred sixty-two thousand, eight hundred twenty-eight".

Divisors: 1 2 4 5005065707 10010131414 20020262828