Base | Representation |
---|---|
bin | 111101000101… |
… | …1110101000111 |
3 | 2020021021221011 |
4 | 1322023311013 |
5 | 31144430043 |
6 | 3102303051 |
7 | 536151664 |
oct | 172136507 |
9 | 66237834 |
10 | 32030023 |
11 | 170976a3 |
12 | a887a87 |
13 | 6835c9c |
14 | 437aa6b |
15 | 2c2a59d |
hex | 1e8bd47 |
32030023 has 4 divisors (see below), whose sum is σ = 33914160. Its totient is φ = 30145888.
The previous prime is 32030003. The next prime is 32030027. The reversal of 32030023 is 32003023.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 32030023 - 213 = 32021831 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32029985 and 32030012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32030027) 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, 942043 + ... + 942076.
It is an arithmetic number, because the mean of its divisors is an integer number (8478540).
Almost surely, 232030023 is an apocalyptic number.
32030023 is a deficient number, since it is larger than the sum of its proper divisors (1884137).
32030023 is a wasteful number, since it uses less digits than its factorization.
32030023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1884136.
The product of its (nonzero) digits is 108, while the sum is 13.
The square root of 32030023 is about 5659.5073107118. The cubic root of 32030023 is about 317.5794679870.
Adding to 32030023 its reverse (32003023), we get a palindrome (64033046).
Subtracting from 32030023 its reverse (32003023), we obtain a cube (27000 = 303).
The spelling of 32030023 in words is "thirty-two million, thirty thousand, twenty-three".
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