Base | Representation |
---|---|
bin | 111110100100… |
… | …1001000100101 |
3 | 2021201200120022 |
4 | 1331021020211 |
5 | 31344233123 |
6 | 3131044525 |
7 | 545561414 |
oct | 175111045 |
9 | 67650508 |
10 | 32805413 |
11 | 17577213 |
12 | aba0745 |
13 | 6a47bb4 |
14 | 44dd47b |
15 | 2d301c8 |
hex | 1f49225 |
32805413 has 4 divisors (see below), whose sum is σ = 33055968. Its totient is φ = 32554860.
The previous prime is 32805407. The next prime is 32805469. The reversal of 32805413 is 31450823.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 32805413 - 216 = 32739877 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32805473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125081 + ... + 125342.
It is an arithmetic number, because the mean of its divisors is an integer number (8263992).
Almost surely, 232805413 is an apocalyptic number.
It is an amenable number.
32805413 is a deficient number, since it is larger than the sum of its proper divisors (250555).
32805413 is a wasteful number, since it uses less digits than its factorization.
32805413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250554.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 32805413 is about 5727.6009812137. The cubic root of 32805413 is about 320.1217407884.
The spelling of 32805413 in words is "thirty-two million, eight hundred five thousand, four hundred thirteen".
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