Base | Representation |
---|---|
bin | 110011101010… |
… | …1000010011100 |
3 | 1212222011101101 |
4 | 1213111002130 |
5 | 23413241004 |
6 | 2404322444 |
7 | 446143600 |
oct | 147250234 |
9 | 55864341 |
10 | 27087004 |
11 | 1432095a |
12 | 90a3424 |
13 | 57c5119 |
14 | 3851500 |
15 | 25a0ba4 |
hex | 19d509c |
27087004 has 36 divisors (see below), whose sum is σ = 55674864. Its totient is φ = 11496576.
The previous prime is 27086929. The next prime is 27087007. The reversal of 27087004 is 40078072.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27087007) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21537 + ... + 22759.
It is an arithmetic number, because the mean of its divisors is an integer number (1546524).
Almost surely, 227087004 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27087004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27837432).
27087004 is an abundant number, since it is smaller than the sum of its proper divisors (28587860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27087004 is a wasteful number, since it uses less digits than its factorization.
27087004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1354 (or 1345 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 27087004 is about 5204.5176529627. The cubic root of 27087004 is about 300.3218915330.
The spelling of 27087004 in words is "twenty-seven million, eighty-seven thousand, four".
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