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28114371153 = 32113719938569
BaseRepresentation
bin11010001011101111…
…110100001001010001
32200120100011000212200
4122023233310021101
5430034234334103
620525432313413
72013462132441
oct321357641121
980510130780
1028114371153
1110a17914190
125547542869
13286082389b
141509c42121
15ae83090a3
hex68bbf4251

28114371153 has 48 divisors (see below), whose sum is σ = 45728592000. Its totient is φ = 16494762240.

The previous prime is 28114371143. The next prime is 28114371161. The reversal of 28114371153 is 35117341182.

28114371153 is a `hidden beast` number, since 28 + 114 + 371 + 153 = 666.

It is not a de Polignac number, because 28114371153 - 24 = 28114371137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28114371113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 709653 + ... + 748221.

It is an arithmetic number, because the mean of its divisors is an integer number (952679000).

Almost surely, 228114371153 is an apocalyptic number.

It is an amenable number.

28114371153 is a deficient number, since it is larger than the sum of its proper divisors (17614220847).

28114371153 is a wasteful number, since it uses less digits than its factorization.

28114371153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38822 (or 38819 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The spelling of 28114371153 in words is "twenty-eight billion, one hundred fourteen million, three hundred seventy-one thousand, one hundred fifty-three".

Divisors: 1 3 9 11 33 37 99 111 199 333 407 597 1221 1791 2189 3663 6567 7363 19701 22089 38569 66267 80993 115707 242979 347121 424259 728937 1272777 1427053 3818331 4281159 7675231 12843477 15697583 23025693 47092749 69077079 84427541 141278247 253282623 283983547 759847869 851950641 2555851923 3123819017 9371457051 28114371153