Base | Representation |
---|---|
bin | 10010101101101010… |
… | …100111011101000000 |
3 | 1220212100110112001002 |
4 | 102231222213131000 |
5 | 312122413433300 |
6 | 13121505231132 |
7 | 1310635632215 |
oct | 225552473500 |
9 | 56770415032 |
10 | 20093499200 |
11 | 8581290395 |
12 | 3a893324a8 |
13 | 1b82b834c8 |
14 | d888a3b0c |
15 | 7c90895d5 |
hex | 4adaa7740 |
20093499200 has 84 divisors (see below), whose sum is σ = 51592337760. Its totient is φ = 7687933440.
The previous prime is 20093499199. The next prime is 20093499233. The reversal of 20093499200 is 299439002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236210 + ... + 309809.
Almost surely, 220093499200 is an apocalyptic number.
20093499200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20093499200 is an abundant number, since it is smaller than the sum of its proper divisors (31498838560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20093499200 is a wasteful number, since it uses less digits than its factorization.
20093499200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 546064 (or 546049 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 38.
The spelling of 20093499200 in words is "twenty billion, ninety-three million, four hundred ninety-nine thousand, two hundred".
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