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20114 = 289113
BaseRepresentation
bin100111010010010
31000120222
410322102
51120424
6233042
7112433
oct47222
930528
1020114
1114126
12b782
139203
14748a
155e5e
hex4e92

20114 has 8 divisors (see below), whose sum is σ = 30780. Its totient is φ = 9856.

The previous prime is 20113. The next prime is 20117. The reversal of 20114 is 41102.

It can be written as a sum of positive squares in 2 ways, for example, as 15625 + 4489 = 125^2 + 67^2 .

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

20114 is an undulating number in base 15.

It is not an unprimeable number, because it can be changed into a prime (20113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122 + ... + 234.

220114 is an apocalyptic number.

20114 is a deficient number, since it is larger than the sum of its proper divisors (10666).

20114 is a wasteful number, since it uses less digits than its factorization.

20114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 20114 is about 141.8238343862. The cubic root of 20114 is about 27.1956524193.

Adding to 20114 its reverse (41102), we get a palindrome (61216).

The spelling of 20114 in words is "twenty thousand, one hundred fourteen", and thus it is an iban number.

Divisors: 1 2 89 113 178 226 10057 20114