Base | Representation |
---|---|
bin | 1010001111001… |
… | …1100101010111 |
3 | 2222210121122111 |
4 | 2203303211113 |
5 | 41443101014 |
6 | 4132211451 |
7 | 1030663501 |
oct | 243634527 |
9 | 88717574 |
10 | 42940759 |
11 | 2226a034 |
12 | 12469b87 |
13 | 8b86244 |
14 | 59bad71 |
15 | 3b832c4 |
hex | 28f3957 |
42940759 has 8 divisors (see below), whose sum is σ = 46325520. Its totient is φ = 39651456.
The previous prime is 42940721. The next prime is 42940823. The reversal of 42940759 is 95704924.
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 42940759 - 213 = 42932567 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 (42940159) 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, 22929 + ... + 24730.
It is an arithmetic number, because the mean of its divisors is an integer number (5790690).
Almost surely, 242940759 is an apocalyptic number.
42940759 is a deficient number, since it is larger than the sum of its proper divisors (3384761).
42940759 is a wasteful number, since it uses less digits than its factorization.
42940759 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47729.
The product of its (nonzero) digits is 90720, while the sum is 40.
The square root of 42940759 is about 6552.9198835328. The cubic root of 42940759 is about 350.1788446520.
The spelling of 42940759 in words is "forty-two million, nine hundred forty thousand, seven hundred fifty-nine".
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