Base | Representation |
---|---|
bin | 10010110100101011… |
… | …111111101111010100 |
3 | 1221011120010111012000 |
4 | 102310223333233110 |
5 | 312343043120312 |
6 | 13141314155300 |
7 | 1313566140525 |
oct | 226453775724 |
9 | 57146114160 |
10 | 20211301332 |
11 | 8631830922 |
12 | 3b00882b30 |
13 | 1ba13bac01 |
14 | d9a3aa84c |
15 | 7d45a8adc |
hex | 4b4affbd4 |
20211301332 has 24 divisors (see below), whose sum is σ = 52399670400. Its totient is φ = 6737100408.
The previous prime is 20211301301. The next prime is 20211301337. The reversal of 20211301332 is 23310311202.
20211301332 is a `hidden beast` number, since 20 + 2 + 11 + 301 + 332 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20211301337) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93570732 + ... + 93570947.
It is an arithmetic number, because the mean of its divisors is an integer number (2183319600).
Almost surely, 220211301332 is an apocalyptic number.
It is an amenable number.
20211301332 is an abundant number, since it is smaller than the sum of its proper divisors (32188369068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211301332 is a wasteful number, since it uses less digits than its factorization.
20211301332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187141692 (or 187141684 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20211301332 its reverse (23310311202), we get a palindrome (43521612534).
The spelling of 20211301332 in words is "twenty billion, two hundred eleven million, three hundred one thousand, three hundred thirty-two".
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