Base | Representation |
---|---|
bin | 1001000110011101001000… |
… | …10111011001101101110100 |
3 | 2121212020002002111200020000 |
4 | 10203032210113121231310 |
5 | 10110343121104331012 |
6 | 110321503332311300 |
7 | 4133615023114653 |
oct | 443164427315564 |
9 | 77766062450200 |
10 | 20013010230132 |
11 | 641651959a547 |
12 | 22b27a4772530 |
13 | b222ac827c6a |
14 | 4d28c60cb19a |
15 | 24a8b7158ddc |
hex | 1233a45d9b74 |
20013010230132 has 120 divisors (see below), whose sum is σ = 52599416297736. Its totient is φ = 6635129167872.
The previous prime is 20013010230077. The next prime is 20013010230163. The reversal of 20013010230132 is 23103201031002.
20013010230132 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 301 + 0 + 230 + 132 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 2471957484516 + 17541052745616 = 1572246^2 + 4188204^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 347461528 + ... + 347519120.
Almost surely, 220013010230132 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20013010230132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26299708148868).
20013010230132 is an abundant number, since it is smaller than the sum of its proper divisors (32586406067604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013010230132 is a wasteful number, since it uses less digits than its factorization.
20013010230132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63359 (or 63348 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20013010230132 its reverse (23103201031002), we get a palindrome (43116211261134).
The spelling of 20013010230132 in words is "twenty trillion, thirteen billion, ten million, two hundred thirty thousand, one hundred thirty-two".
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