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20326413054 = 239833446323
BaseRepresentation
bin10010111011100011…
…000111001011111110
31221110120201202210010
4102323203013023332
5313112030204204
613200545324050
71316464442313
oct227343071376
957416652703
1020326413054
118690803a82
123b33336626
131bbc1c2b5c
14dab7b2d0a
157de745d89
hex4bb8c72fe

20326413054 has 16 divisors (see below), whose sum is σ = 40694193792. Its totient is φ = 6768576408.

The previous prime is 20326413053. The next prime is 20326413067. The reversal of 20326413054 is 45031462302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20326413053) 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, 1717264 + ... + 1729059.

It is an arithmetic number, because the mean of its divisors is an integer number (2543387112).

Almost surely, 220326413054 is an apocalyptic number.

20326413054 is an abundant number, since it is smaller than the sum of its proper divisors (20367780738).

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

20326413054 is a wasteful number, since it uses less digits than its factorization.

20326413054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3447311.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 20326413054 its reverse (45031462302), we get a palindrome (65357875356).

The spelling of 20326413054 in words is "twenty billion, three hundred twenty-six million, four hundred thirteen thousand, fifty-four".

Divisors: 1 2 3 6 983 1966 2949 5898 3446323 6892646 10338969 20677938 3387735509 6775471018 10163206527 20326413054