Base | Representation |
---|---|
bin | 1010000001100… |
… | …0100001000101 |
3 | 2221010000210020 |
4 | 2200120201011 |
5 | 41230342321 |
6 | 4101045353 |
7 | 1020235455 |
oct | 240304105 |
9 | 87100706 |
10 | 42043461 |
11 | 21806969 |
12 | 120b6859 |
13 | 89309b5 |
14 | 5825d65 |
15 | 3a574c6 |
hex | 2818845 |
42043461 has 8 divisors (see below), whose sum is σ = 56089824. Its totient is φ = 28013040.
The previous prime is 42043453. The next prime is 42043481. The reversal of 42043461 is 16434024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42043461 - 23 = 42043453 is a prime.
It is a super-2 number, since 2×420434612 = 3535305225717042, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42043411) 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, 5190 + ... + 10536.
It is an arithmetic number, because the mean of its divisors is an integer number (7011228).
Almost surely, 242043461 is an apocalyptic number.
It is an amenable number.
42043461 is a deficient number, since it is larger than the sum of its proper divisors (14046363).
42043461 is a wasteful number, since it uses less digits than its factorization.
42043461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7971.
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 42043461 is about 6484.0929203706. The cubic root of 42043461 is about 347.7225212466.
Adding to 42043461 its reverse (16434024), we get a palindrome (58477485).
The spelling of 42043461 in words is "forty-two million, forty-three thousand, four hundred sixty-one".
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