Base | Representation |
---|---|
bin | 11010000000000111… |
… | …101000101101110000 |
3 | 2200001202001211202011 |
4 | 122000013220231300 |
5 | 424134314223300 |
6 | 20454223132304 |
7 | 2005603020415 |
oct | 320007505560 |
9 | 80052054664 |
10 | 27919289200 |
11 | 10927790230 |
12 | 54b2144094 |
13 | 282c29bc8a |
14 | 14cbd8010c |
15 | ad6121eba |
hex | 6801e8b70 |
27919289200 has 60 divisors (see below), whose sum is σ = 73173930408. Its totient is φ = 10152467200.
The previous prime is 27919289183. The next prime is 27919289249. The reversal of 27919289200 is 298291972.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3168247 + ... + 3177046.
Almost surely, 227919289200 is an apocalyptic number.
27919289200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27919289200 is an abundant number, since it is smaller than the sum of its proper divisors (45254641208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27919289200 is a wasteful number, since it uses less digits than its factorization.
27919289200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6345322 (or 6345311 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 49.
The spelling of 27919289200 in words is "twenty-seven billion, nine hundred nineteen million, two hundred eighty-nine thousand, two hundred".
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