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27116562021930 = 23252837106202021
BaseRepresentation
bin1100010101001100100010…
…00010111111111000101010
310120000022120211102201020100
412022212101002333320222
512023234204334200210
6133401102052210230
75466051454102623
oct612462102777052
9116008524381210
1027116562021930
118705084374707
12305b455909976
131219108764474
1469a63cd84a4a
1532056d7d05c0
hex18a9910bfe2a

27116562021930 has 48 divisors (see below), whose sum is σ = 70527913194024. Its totient is φ = 7228534289280.

The previous prime is 27116562021853. The next prime is 27116562021937. The reversal of 27116562021930 is 3912026561172.

27116562021930 is a `hidden beast` number, since 2 + 7 + 1 + 1 + 6 + 5 + 620 + 2 + 19 + 3 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 13265191063881 + 13851370958049 = 3642141^2 + 3721743^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (27116562021937) 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, 52845681 + ... + 53356340.

Almost surely, 227116562021930 is an apocalyptic number.

27116562021930 is an abundant number, since it is smaller than the sum of its proper divisors (43411351172094).

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

27116562021930 is a wasteful number, since it uses less digits than its factorization.

27116562021930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106204871 (or 106204868 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 27116562021930 in words is "twenty-seven trillion, one hundred sixteen billion, five hundred sixty-two million, twenty-one thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2837 5674 8511 14185 17022 25533 28370 42555 51066 85110 127665 255330 106202021 212404042 318606063 531010105 637212126 955818189 1062020210 1593030315 1911636378 3186060630 4779090945 9558181890 301295133577 602590267154 903885400731 1506475667885 1807770801462 2711656202193 3012951335770 4519427003655 5423312404386 9038854007310 13558281010965 27116562021930