Base | Representation |
---|---|
bin | 1010001111001… |
… | …1100100100110 |
3 | 2222210121120200 |
4 | 2203303210212 |
5 | 41443100320 |
6 | 4132211330 |
7 | 1030663401 |
oct | 243634446 |
9 | 88717520 |
10 | 42940710 |
11 | 22269a9a |
12 | 12469b46 |
13 | 8b86207 |
14 | 59bad38 |
15 | 3b83290 |
hex | 28f3926 |
42940710 has 48 divisors (see below), whose sum is σ = 112353696. Its totient is φ = 11378304.
The previous prime is 42940697. The next prime is 42940721. The reversal of 42940710 is 1704924.
It is a happy number.
42940710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 13602 + ... + 16458.
It is an arithmetic number, because the mean of its divisors is an integer number (2340702).
Almost surely, 242940710 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42940710, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56176848).
42940710 is an abundant number, since it is smaller than the sum of its proper divisors (69412986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42940710 is a wasteful number, since it uses less digits than its factorization.
42940710 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3037 (or 3034 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 42940710 is about 6552.9161447404. The cubic root of 42940710 is about 350.1787114547.
The spelling of 42940710 in words is "forty-two million, nine hundred forty thousand, seven hundred ten".
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