Base | Representation |
---|---|
bin | 110011100011… |
… | …1000010000000 |
3 | 1212212020200111 |
4 | 1213013002000 |
5 | 23404422012 |
6 | 2403201104 |
7 | 445514410 |
oct | 147070200 |
9 | 55766614 |
10 | 27029632 |
11 | 14291843 |
12 | 9076194 |
13 | 57a4c86 |
14 | 3838640 |
15 | 258dba7 |
hex | 19c7080 |
27029632 has 64 divisors (see below), whose sum is σ = 62375040. Its totient is φ = 11427840.
The previous prime is 27029617. The next prime is 27029633. The reversal of 27029632 is 23692072.
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 27029594 and 27029603.
It is not an unprimeable number, because it can be changed into a prime (27029633) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86757 + ... + 87067.
It is an arithmetic number, because the mean of its divisors is an integer number (974610).
Almost surely, 227029632 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 27029632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31187520).
27029632 is an abundant number, since it is smaller than the sum of its proper divisors (35345408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27029632 is an equidigital number, since it uses as much as digits as its factorization.
27029632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429 (or 417 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 31.
The square root of 27029632 is about 5199.0029813417. The cubic root of 27029632 is about 300.1097080238.
Subtracting from 27029632 its sum of digits (31), we obtain a square (27029601 = 51992).
The spelling of 27029632 in words is "twenty-seven million, twenty-nine thousand, six hundred thirty-two".
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