Base | Representation |
---|---|
bin | 1001001001100100011101… |
… | …10101110111111111010111 |
3 | 2122020110022000110222122001 |
4 | 10210302032311313333113 |
5 | 10114121301431131403 |
6 | 110443002222020131 |
7 | 4144423635165304 |
oct | 444621665677727 |
9 | 78213260428561 |
10 | 20120023302103 |
11 | 645794369839a |
12 | 230b48b117647 |
13 | b2c40526951a |
14 | 4d7b5870c0ab |
15 | 24d57bde0c1d |
hex | 124c8ed77fd7 |
20120023302103 has 4 divisors (see below), whose sum is σ = 20120045224608. Its totient is φ = 20120001379600.
The previous prime is 20120023302083. The next prime is 20120023302107. The reversal of 20120023302103 is 30120332002102.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20120023302103 - 29 = 20120023301591 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 (20120023302107) 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, 9521551 + ... + 11441152.
It is an arithmetic number, because the mean of its divisors is an integer number (5030011306152).
Almost surely, 220120023302103 is an apocalyptic number.
20120023302103 is a deficient number, since it is larger than the sum of its proper divisors (21922505).
20120023302103 is an equidigital number, since it uses as much as digits as its factorization.
20120023302103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21922504.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20120023302103 its reverse (30120332002102), we get a palindrome (50240355304205).
The spelling of 20120023302103 in words is "twenty trillion, one hundred twenty billion, twenty-three million, three hundred two thousand, one hundred three".
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