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27057353 = 177971997
BaseRepresentation
bin110011100110…
…1110011001001
31212220122201012
41213031303021
523411313403
62403533305
7445661261
oct147156311
955818635
1027057353
1114300654
12908a235
1357b478b
1438447a1
152596ed8
hex19cdcc9

27057353 has 8 divisors (see below), whose sum is σ = 28699272. Its totient is φ = 25421056.

The previous prime is 27057313. The next prime is 27057367. The reversal of 27057353 is 35375072.

It can be written as a sum of positive squares in 4 ways, for example, as 1281424 + 25775929 = 1132^2 + 5077^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27057353 - 210 = 27056329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27057313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12551 + ... + 14547.

It is an arithmetic number, because the mean of its divisors is an integer number (3587409).

Almost surely, 227057353 is an apocalyptic number.

It is an amenable number.

27057353 is a deficient number, since it is larger than the sum of its proper divisors (1641919).

27057353 is a wasteful number, since it uses less digits than its factorization.

27057353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 27057353 is about 5201.6682900777. The cubic root of 27057353 is about 300.2122682903.

The spelling of 27057353 in words is "twenty-seven million, fifty-seven thousand, three hundred fifty-three".

Divisors: 1 17 797 1997 13549 33949 1591609 27057353