Base | Representation |
---|---|
bin | 10010101110010100… |
… | …010111000110111100 |
3 | 1220220010001111011002 |
4 | 102232110113012330 |
5 | 312133214123200 |
6 | 13122535545432 |
7 | 1311130640255 |
oct | 225624270674 |
9 | 56803044132 |
10 | 20104442300 |
11 | 8587485078 |
12 | 3a90b2b278 |
13 | 1b85215407 |
14 | d8a111b2c |
15 | 7c9eebbd5 |
hex | 4ae5171bc |
20104442300 has 72 divisors (see below), whose sum is σ = 44511901056. Its totient is φ = 7879023360.
The previous prime is 20104442273. The next prime is 20104442321. The reversal of 20104442300 is 324440102.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4518677 + ... + 4523123.
It is an arithmetic number, because the mean of its divisors is an integer number (618220848).
Almost surely, 220104442300 is an apocalyptic number.
20104442300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20104442300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22255950528).
20104442300 is an abundant number, since it is smaller than the sum of its proper divisors (24407458756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20104442300 is a wasteful number, since it uses less digits than its factorization.
20104442300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5367 (or 5360 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 20104442300 its reverse (324440102), we get a palindrome (20428882402).
The spelling of 20104442300 in words is "twenty billion, one hundred four million, four hundred forty-two thousand, three hundred".
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