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20200332103 = 72885761729
BaseRepresentation
bin10010110100000010…
…001001101101000111
31221010210111012020021
4102310002021231013
5312332241111403
613140243120011
71313403663340
oct226402115507
957123435207
1020200332103
118626619546
123ab9073007
131b9c04a143
14d98b530c7
157d363d8bd
hex4b4089b47

20200332103 has 4 divisors (see below), whose sum is σ = 23086093840. Its totient is φ = 17314570368.

The previous prime is 20200332079. The next prime is 20200332137. The reversal of 20200332103 is 30123300202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30123300202 = 215061650101.

It is a cyclic number.

It is not a de Polignac number, because 20200332103 - 25 = 20200332071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200332203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442880858 + ... + 1442880871.

It is an arithmetic number, because the mean of its divisors is an integer number (5771523460).

Almost surely, 220200332103 is an apocalyptic number.

20200332103 is a deficient number, since it is larger than the sum of its proper divisors (2885761737).

20200332103 is an equidigital number, since it uses as much as digits as its factorization.

20200332103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885761736.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 20200332103 its reverse (30123300202), we get a palindrome (50323632305).

The spelling of 20200332103 in words is "twenty billion, two hundred million, three hundred thirty-two thousand, one hundred three".

Divisors: 1 7 2885761729 20200332103