Search a number
-
+
20133032329 = 41491049569
BaseRepresentation
bin10010110000000001…
…011011000110001001
31220222002212000022001
4102300001123012021
5312213024013304
613125440431001
71311625644154
oct226001330611
956862760261
1020133032329
1185a16321a3
123a9a618461
131b8b1156a7
14d8dc34c9b
157cc797da4
hex4b005b189

20133032329 has 4 divisors (see below), whose sum is σ = 20624081940. Its totient is φ = 19641982720.

The previous prime is 20133032327. The next prime is 20133032347. The reversal of 20133032329 is 92323033102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92323033102 = 246161516551.

It can be written as a sum of positive squares in 2 ways, for example, as 455395600 + 19677636729 = 21340^2 + 140277^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133032329 - 21 = 20133032327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20133032297 and 20133032306.

It is not an unprimeable number, because it can be changed into a prime (20133032327) 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, 245524744 + ... + 245524825.

It is an arithmetic number, because the mean of its divisors is an integer number (5156020485).

Almost surely, 220133032329 is an apocalyptic number.

It is an amenable number.

20133032329 is a deficient number, since it is larger than the sum of its proper divisors (491049611).

20133032329 is an equidigital number, since it uses as much as digits as its factorization.

20133032329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491049610.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 20133032329 in words is "twenty billion, one hundred thirty-three million, thirty-two thousand, three hundred twenty-nine".

Divisors: 1 41 491049569 20133032329