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20341213126 = 213782354351
BaseRepresentation
bin10010111100011011…
…100100011111000110
31221111121120200122221
4102330123210133012
5313124322310001
613202234442554
71320034313233
oct227433443706
957447520587
1020341213126
1186990a2543
123b3829345a
131bc22a54b0
14dad74678a
157e0bbb1a1
hex4bc6e47c6

20341213126 has 8 divisors (see below), whose sum is σ = 32858882784. Its totient is φ = 9388252200.

The previous prime is 20341213103. The next prime is 20341213153. The reversal of 20341213126 is 62131214302.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20341213126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391177150 + ... + 391177201.

It is an arithmetic number, because the mean of its divisors is an integer number (4107360348).

Almost surely, 220341213126 is an apocalyptic number.

20341213126 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20341213126 is a deficient number, since it is larger than the sum of its proper divisors (12517669658).

20341213126 is a wasteful number, since it uses less digits than its factorization.

20341213126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782354366.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 20341213126 its reverse (62131214302), we get a palindrome (82472427428).

The spelling of 20341213126 in words is "twenty billion, three hundred forty-one million, two hundred thirteen thousand, one hundred twenty-six".

Divisors: 1 2 13 26 782354351 1564708702 10170606563 20341213126