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27061441060 = 22529101461957
BaseRepresentation
bin11001001100111111…
…001101001000100100
32120211221212122022211
4121030333031020210
5420410212103220
620233140333204
71645415311423
oct311477151044
976757778284
1027061441060
1110527529225
1252b29a4204
132723643724
14144a0772ba
15a85b6eb5a
hex64cfcd224

27061441060 has 48 divisors (see below), whose sum is σ = 59370842160. Its totient is φ = 10347814400.

The previous prime is 27061441003. The next prime is 27061441067. The reversal of 27061441060 is 6014416072.

It can be written as a sum of positive squares in 8 ways, for example, as 2183319076 + 24878121984 = 46726^2 + 157728^2 .

It is not an unprimeable number, because it can be changed into a prime (27061441067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172399 + ... + 289558.

It is an arithmetic number, because the mean of its divisors is an integer number (1236892545).

Almost surely, 227061441060 is an apocalyptic number.

27061441060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27061441060 is an abundant number, since it is smaller than the sum of its proper divisors (32309401100).

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

27061441060 is a wasteful number, since it uses less digits than its factorization.

27061441060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462096 (or 462094 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 27061441060 in words is "twenty-seven billion, sixty-one million, four hundred forty-one thousand, sixty".

Divisors: 1 2 4 5 10 20 29 58 101 116 145 202 290 404 505 580 1010 2020 2929 5858 11716 14645 29290 58580 461957 923914 1847828 2309785 4619570 9239140 13396753 26793506 46657657 53587012 66983765 93315314 133967530 186630628 233288285 267935060 466576570 933153140 1353072053 2706144106 5412288212 6765360265 13530720530 27061441060