Base | Representation |
---|---|
bin | 1010001010101… |
… | …0011010001111 |
3 | 2222020101111202 |
4 | 2202222122033 |
5 | 41404003124 |
6 | 4121540115 |
7 | 1025304620 |
oct | 242523217 |
9 | 88211452 |
10 | 42641039 |
11 | 22084931 |
12 | 1234463b |
13 | 8aac9ac |
14 | 593da47 |
15 | 3b245ae |
hex | 28aa68f |
42641039 has 8 divisors (see below), whose sum is σ = 48804480. Its totient is φ = 36495576.
The previous prime is 42641033. The next prime is 42641051. The reversal of 42641039 is 93014624.
42641039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 42641039 - 24 = 42641023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42641033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1052 + ... + 9294.
It is an arithmetic number, because the mean of its divisors is an integer number (6100560).
Almost surely, 242641039 is an apocalyptic number.
42641039 is a deficient number, since it is larger than the sum of its proper divisors (6163441).
42641039 is an equidigital number, since it uses as much as digits as its factorization.
42641039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8989.
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 42641039 is about 6530.0106431766. The cubic root of 42641039 is about 349.3622099168.
The spelling of 42641039 in words is "forty-two million, six hundred forty-one thousand, thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •