Base | Representation |
---|---|
bin | 10010110101111111… |
… | …001100111001111010 |
3 | 1221020002011122110100 |
4 | 102311333030321322 |
5 | 312414134110320 |
6 | 13143413500230 |
7 | 1314252424152 |
oct | 226577147172 |
9 | 57202148410 |
10 | 20233113210 |
11 | 8643079472 |
12 | 3b08041676 |
13 | 1ba5a86c4b |
14 | d9d247762 |
15 | 7d6466790 |
hex | 4b5fcce7a |
20233113210 has 96 divisors (see below), whose sum is σ = 55902826512. Its totient is φ = 5059676160.
The previous prime is 20233113169. The next prime is 20233113221. The reversal of 20233113210 is 1231133202.
20233113210 is a `hidden beast` number, since 202 + 331 + 132 + 1 + 0 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 1699830441 + 18533282769 = 41229^2 + 136137^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 399940 + ... + 447680.
Almost surely, 220233113210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20233113210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27951413256).
20233113210 is an abundant number, since it is smaller than the sum of its proper divisors (35669713302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20233113210 is a wasteful number, since it uses less digits than its factorization.
20233113210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48048 (or 48045 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20233113210 its reverse (1231133202), we get a palindrome (21464246412).
The spelling of 20233113210 in words is "twenty billion, two hundred thirty-three million, one hundred thirteen thousand, two hundred ten".
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