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27075040 = 255169219
BaseRepresentation
bin110011101001…
…0000111100000
31212221112222021
41213102013200
523412400130
62404151224
7446063656
oct147220740
955845867
1027075040
1114312973
129098514
1357bc845
14384add6
15259c37a
hex19d21e0

27075040 has 24 divisors (see below), whose sum is σ = 63965160. Its totient is φ = 10829952.

The previous prime is 27075029. The next prime is 27075049. The reversal of 27075040 is 4057072.

It is a junction number, because it is equal to n+sod(n) for n = 27074996 and 27075014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27075049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84450 + ... + 84769.

It is an arithmetic number, because the mean of its divisors is an integer number (2665215).

Almost surely, 227075040 is an apocalyptic number.

27075040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27075040 is an abundant number, since it is smaller than the sum of its proper divisors (36890120).

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

27075040 is a wasteful number, since it uses less digits than its factorization.

27075040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169234 (or 169226 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 27075040 is about 5203.3681399647. The cubic root of 27075040 is about 300.2776688467.

The spelling of 27075040 in words is "twenty-seven million, seventy-five thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 169219 338438 676876 846095 1353752 1692190 2707504 3384380 5415008 6768760 13537520 27075040