Base | Representation |
---|---|
bin | 10011000000101101… |
… | …110011100000011000 |
3 | 1221200121212000210200 |
4 | 103000231303200120 |
5 | 313301223231404 |
6 | 13213323342200 |
7 | 1321566335133 |
oct | 230055634030 |
9 | 57617760720 |
10 | 20413102104 |
11 | 872573381a |
12 | 3b58381960 |
13 | 1c04155a55 |
14 | db90db21a |
15 | 7e716b839 |
hex | 4c0b73818 |
20413102104 has 48 divisors (see below), whose sum is σ = 58537575720. Its totient is φ = 6404110080.
The previous prime is 20413102093. The next prime is 20413102109. The reversal of 20413102104 is 40120131402.
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 (20413102109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8337462 + ... + 8339909.
Almost surely, 220413102104 is an apocalyptic number.
20413102104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20413102104 is an abundant number, since it is smaller than the sum of its proper divisors (38124473616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20413102104 is a wasteful number, since it uses less digits than its factorization.
20413102104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16677400 (or 16677393 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 20413102104 its reverse (40120131402), we get a palindrome (60533233506).
The spelling of 20413102104 in words is "twenty billion, four hundred thirteen million, one hundred two thousand, one hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •