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214160 = 2452677
BaseRepresentation
bin110100010010010000
3101212202212
4310102100
523323120
64331252
71551242
oct642220
9355685
10214160
111369a1
12a3b28
137662b
1458092
15436c5
hex34490

214160 has 20 divisors (see below), whose sum is σ = 498108. Its totient is φ = 85632.

The previous prime is 214147. The next prime is 214163. The reversal of 214160 is 61412.

It can be written as a sum of positive squares in 2 ways, for example, as 30976 + 183184 = 176^2 + 428^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (214163) by changing a digit.

214160 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1259 + ... + 1418.

2214160 is an apocalyptic number.

214160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214160 is an abundant number, since it is smaller than the sum of its proper divisors (283948).

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

214160 is a wasteful number, since it uses less digits than its factorization.

214160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690 (or 2684 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 214160 is about 462.7742430170. The cubic root of 214160 is about 59.8291435594.

Adding to 214160 its reverse (61412), we get a palindrome (275572).

The spelling of 214160 in words is "two hundred fourteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2677 5354 10708 13385 21416 26770 42832 53540 107080 214160