Base | Representation |
---|---|
bin | 110101001100… |
… | …0110111000100 |
3 | 1221110220122100 |
4 | 1222120313010 |
5 | 24114422332 |
6 | 2433432100 |
7 | 456024210 |
oct | 152306704 |
9 | 57426570 |
10 | 27889092 |
11 | 14819540 |
12 | 940b630 |
13 | 5a1622a |
14 | 39bd940 |
15 | 26ad67c |
hex | 1a98dc4 |
27889092 has 72 divisors (see below), whose sum is σ = 87901632. Its totient is φ = 7243200.
The previous prime is 27889063. The next prime is 27889111. The reversal of 27889092 is 29098872.
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, 2259 + ... + 7802.
It is an arithmetic number, because the mean of its divisors is an integer number (1220856).
Almost surely, 227889092 is an apocalyptic number.
27889092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
27889092 is an abundant number, since it is smaller than the sum of its proper divisors (60012540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27889092 is a wasteful number, since it uses less digits than its factorization.
27889092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10089 (or 10084 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 27889092 is about 5281.0124029394. The cubic root of 27889092 is about 303.2574356932.
The spelling of 27889092 in words is "twenty-seven million, eight hundred eighty-nine thousand, ninety-two".
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