Base | Representation |
---|---|
bin | 1010000010101… |
… | …1111111100001 |
3 | 2221021002012202 |
4 | 2200223333201 |
5 | 41240420413 |
6 | 4102502545 |
7 | 1021020155 |
oct | 240537741 |
9 | 87232182 |
10 | 42123233 |
11 | 21860899 |
12 | 12134a55 |
13 | 895b0b9 |
14 | 5847065 |
15 | 3a70e58 |
hex | 282bfe1 |
42123233 has 8 divisors (see below), whose sum is σ = 43364352. Its totient is φ = 40896576.
The previous prime is 42123217. The next prime is 42123239. The reversal of 42123233 is 33232124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42123233 - 24 = 42123217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42123239) 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, 2441 + ... + 9497.
It is an arithmetic number, because the mean of its divisors is an integer number (5420544).
Almost surely, 242123233 is an apocalyptic number.
It is an amenable number.
42123233 is a deficient number, since it is larger than the sum of its proper divisors (1241119).
42123233 is a wasteful number, since it uses less digits than its factorization.
42123233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7231.
The product of its digits is 864, while the sum is 20.
The square root of 42123233 is about 6490.2413668522. The cubic root of 42123233 is about 347.9423017258.
Adding to 42123233 its reverse (33232124), we get a palindrome (75355357).
The spelling of 42123233 in words is "forty-two million, one hundred twenty-three thousand, two hundred thirty-three".
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