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20132083 = 27772679
BaseRepresentation
bin100110011001…
…1000011110011
31101212211000201
41030303003303
520123211313
61555300031
7333056056
oct114630363
941784021
1020132083
1110400594
1268aa617
13422b59a
142960a9d
151b7a0dd
hex13330f3

20132083 has 4 divisors (see below), whose sum is σ = 20205040. Its totient is φ = 20059128.

The previous prime is 20132081. The next prime is 20132117. The reversal of 20132083 is 38023102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20132083 - 21 = 20132081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20132083.

It is not an unprimeable number, because it can be changed into a prime (20132081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36063 + ... + 36616.

It is an arithmetic number, because the mean of its divisors is an integer number (5051260).

Almost surely, 220132083 is an apocalyptic number.

20132083 is a deficient number, since it is larger than the sum of its proper divisors (72957).

20132083 is an equidigital number, since it uses as much as digits as its factorization.

20132083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72956.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 20132083 is about 4486.8789820988. The cubic root of 20132083 is about 272.0379984039.

Adding to 20132083 its reverse (38023102), we get a palindrome (58155185).

It can be divided in two parts, 2013 and 2083, that added together give a 12-th power (4096 = 212).

The spelling of 20132083 in words is "twenty million, one hundred thirty-two thousand, eighty-three".

Divisors: 1 277 72679 20132083