Base | Representation |
---|---|
bin | 110100011100… |
… | …1100111100100 |
3 | 1220202002111202 |
4 | 1220321213210 |
5 | 24014431410 |
6 | 2421222032 |
7 | 452510645 |
oct | 150714744 |
9 | 56662452 |
10 | 27498980 |
11 | 14582433 |
12 | 9261918 |
13 | 590a7b2 |
14 | 391b6cc |
15 | 2632ca5 |
hex | 1a399e4 |
27498980 has 24 divisors (see below), whose sum is σ = 57865920. Its totient is φ = 10977120.
The previous prime is 27498949. The next prime is 27499001. The reversal of 27498980 is 8989472.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11531 + ... + 13709.
It is an arithmetic number, because the mean of its divisors is an integer number (2411080).
Almost surely, 227498980 is an apocalyptic number.
27498980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27498980 is an abundant number, since it is smaller than the sum of its proper divisors (30366940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27498980 is a wasteful number, since it uses less digits than its factorization.
27498980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2819 (or 2817 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 47.
The square root of 27498980 is about 5243.9469867648. The cubic root of 27498980 is about 301.8368049471.
The spelling of 27498980 in words is "twenty-seven million, four hundred ninety-eight thousand, nine hundred eighty".
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