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20204404054 = 258511726577
BaseRepresentation
bin10010110100010001…
…101011110101010110
31221011002011001220021
4102310101223311112
5312334311412204
613140510255354
71313453413042
oct226421536526
957132131807
1020204404054
11862894a89a
123aba4b755a
131b9cb44693
14d994d3022
157d3b95154
hex4b446bd56

20204404054 has 8 divisors (see below), whose sum is σ = 30311803368. Its totient is φ = 10100469600.

The previous prime is 20204404049. The next prime is 20204404067. The reversal of 20204404054 is 45040440202.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851587 + ... + 874990.

It is an arithmetic number, because the mean of its divisors is an integer number (3788975421).

Almost surely, 220204404054 is an apocalyptic number.

20204404054 is a deficient number, since it is larger than the sum of its proper divisors (10107399314).

20204404054 is a wasteful number, since it uses less digits than its factorization.

20204404054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1732430.

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 20204404054 its reverse (45040440202), we get a palindrome (65244844256).

The spelling of 20204404054 in words is "twenty billion, two hundred four million, four hundred four thousand, fifty-four".

Divisors: 1 2 5851 11702 1726577 3453154 10102202027 20204404054