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28828000201 = 71113145919739
BaseRepresentation
bin11010110110010010…
…000101111111001001
32202102001222010220011
4122312102011333021
5433014432001301
621124324031521
72040245646550
oct326622057711
982361863804
1028828000201
1111253722260
1257065325a1
1329456255b0
141576926d97
15b3acbea51
hex6b6485fc9

28828000201 has 32 divisors (see below), whose sum is σ = 38734617600. Its totient is φ = 20720162880.

The previous prime is 28828000193. The next prime is 28828000247. The reversal of 28828000201 is 10200082882.

It is a cyclic number.

It is not a de Polignac number, because 28828000201 - 23 = 28828000193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28828000001) 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 in 31 ways as a sum of consecutive naturals, for example, 1450590 + ... + 1470328.

It is an arithmetic number, because the mean of its divisors is an integer number (1210456800).

Almost surely, 228828000201 is an apocalyptic number.

It is an amenable number.

28828000201 is a deficient number, since it is larger than the sum of its proper divisors (9906617399).

28828000201 is a wasteful number, since it uses less digits than its factorization.

28828000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21229.

The product of its (nonzero) digits is 4096, while the sum is 31.

The spelling of 28828000201 in words is "twenty-eight billion, eight hundred twenty-eight million, two hundred one", and thus it is an aban number.

Divisors: 1 7 11 13 77 91 143 1001 1459 10213 16049 18967 19739 112343 132769 138173 208637 217129 256607 1460459 1519903 1796249 2822677 19758739 28799201 201594407 316791211 374389613 2217538477 2620727291 4118285743 28828000201