Base | Representation |
---|---|
bin | 1111110000110010100101 |
3 | 21202221001020 |
4 | 33300302211 |
5 | 2024211010 |
6 | 224321353 |
7 | 50056443 |
oct | 17606245 |
9 | 7687036 |
10 | 4132005 |
11 | 2372489 |
12 | 1473259 |
13 | b18997 |
14 | 797b93 |
15 | 569470 |
hex | 3f0ca5 |
4132005 has 16 divisors (see below), whose sum is σ = 6753024. Its totient is φ = 2156480.
The previous prime is 4132001. The next prime is 4132031. The reversal of 4132005 is 5002314.
It is not a de Polignac number, because 4132005 - 22 = 4132001 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
4132005 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4132001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2226 + ... + 3635.
It is an arithmetic number, because the mean of its divisors is an integer number (422064).
Almost surely, 24132005 is an apocalyptic number.
It is an amenable number.
4132005 is a deficient number, since it is larger than the sum of its proper divisors (2621019).
4132005 is a wasteful number, since it uses less digits than its factorization.
4132005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5916.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 4132005 is about 2032.7333814350. The cubic root of 4132005 is about 160.4674481009.
Adding to 4132005 its reverse (5002314), we get a palindrome (9134319).
The spelling of 4132005 in words is "four million, one hundred thirty-two thousand, five".
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