Base | Representation |
---|---|
bin | 1010000110010… |
… | …0100010011001 |
3 | 2221200211220211 |
4 | 2201210202121 |
5 | 41320323331 |
6 | 4111451121 |
7 | 1023003334 |
oct | 241444231 |
9 | 87624824 |
10 | 42354841 |
11 | 219a9901 |
12 | 12226aa1 |
13 | 8a0c649 |
14 | 58a761b |
15 | 3ab98b1 |
hex | 2864899 |
42354841 has 4 divisors (see below), whose sum is σ = 42384384. Its totient is φ = 42325300.
The previous prime is 42354827. The next prime is 42354853. The reversal of 42354841 is 14845324.
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 42354841 - 29 = 42354329 is a prime.
It is a super-2 number, since 2×423548412 = 3587865112270562, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42354811) 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, 12505 + ... + 15526.
It is an arithmetic number, because the mean of its divisors is an integer number (10596096).
Almost surely, 242354841 is an apocalyptic number.
It is an amenable number.
42354841 is a deficient number, since it is larger than the sum of its proper divisors (29543).
42354841 is a wasteful number, since it uses less digits than its factorization.
42354841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29542.
The product of its digits is 15360, while the sum is 31.
The square root of 42354841 is about 6508.0596954853. The cubic root of 42354841 is about 348.5788386003.
The spelling of 42354841 in words is "forty-two million, three hundred fifty-four thousand, eight hundred forty-one".
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