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27053140 = 2251352657
BaseRepresentation
bin110011100110…
…0110001010100
31212220102221011
41213030301110
523411200030
62403502004
7445643062
oct147146124
955812834
1027053140
11142a8474
129087904
1357b289a
143843032
152595b2a
hex19ccc54

27053140 has 12 divisors (see below), whose sum is σ = 56811636. Its totient is φ = 10821248.

The previous prime is 27053123. The next prime is 27053189. The reversal of 27053140 is 4135072.

It can be written as a sum of positive squares in 2 ways, for example, as 14107536 + 12945604 = 3756^2 + 3598^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676309 + ... + 676348.

It is an arithmetic number, because the mean of its divisors is an integer number (4734303).

Almost surely, 227053140 is an apocalyptic number.

27053140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27053140 is an abundant number, since it is smaller than the sum of its proper divisors (29758496).

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

27053140 is a wasteful number, since it uses less digits than its factorization.

27053140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352666 (or 1352664 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 27053140 is about 5201.2633080820. The cubic root of 27053140 is about 300.1966858356.

The spelling of 27053140 in words is "twenty-seven million, fifty-three thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 1352657 2705314 5410628 6763285 13526570 27053140