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27130064408 = 2331372411949
BaseRepresentation
bin11001010001000100…
…111110111000011000
32121000202000001212022
4121101010332320120
5421030244030113
620244031234012
71650210512456
oct312104767030
977022001768
1027130064408
1110562239a37
125311978908
13273491c765
14145521b9d6
15a8bbc7908
hex65113ee18

27130064408 has 96 divisors (see below), whose sum is σ = 55311984000. Its totient is φ = 12454732800.

The previous prime is 27130064407. The next prime is 27130064443. The reversal of 27130064408 is 80446003172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27130064407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13919018 + ... + 13920966.

It is an arithmetic number, because the mean of its divisors is an integer number (576166500).

Almost surely, 227130064408 is an apocalyptic number.

It is an amenable number.

27130064408 is an abundant number, since it is smaller than the sum of its proper divisors (28181919592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27130064408 is a wasteful number, since it uses less digits than its factorization.

27130064408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 27130064408 in words is "twenty-seven billion, one hundred thirty million, sixty-four thousand, four hundred eight".

Divisors: 1 2 4 8 31 37 41 62 74 82 124 148 164 248 296 328 1147 1271 1369 1517 1949 2294 2542 2738 3034 3898 4588 5084 5476 6068 7796 9176 10168 10952 12136 15592 42439 47027 56129 60419 72113 79909 84878 94054 112258 120838 144226 159818 169756 188108 224516 241676 288452 319636 339512 376216 449032 483352 576904 639272 1739999 2235503 2477179 2668181 2956633 3479998 4471006 4954358 5336362 5913266 6959996 8942012 9908716 10672724 11826532 13919992 17884024 19817432 21345448 23653064 82713611 91655623 109395421 165427222 183311246 218790842 330854444 366622492 437581684 661708888 733244984 875163368 3391258051 6782516102 13565032204 27130064408