Base | Representation |
---|---|
bin | 1010001001100… |
… | …1100001111110 |
3 | 2222002212200010 |
4 | 2202121201332 |
5 | 41344300102 |
6 | 4120244050 |
7 | 1024566222 |
oct | 242314176 |
9 | 88085603 |
10 | 42571902 |
11 | 2203799a |
12 | 12310626 |
13 | 8a87399 |
14 | 5922782 |
15 | 3b0dd6c |
hex | 289987e |
42571902 has 16 divisors (see below), whose sum is σ = 85211280. Its totient is φ = 14179392.
The previous prime is 42571901. The next prime is 42571931. The reversal of 42571902 is 20917524.
42571902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 42571902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42571901) 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, 9624 + ... + 13332.
It is an arithmetic number, because the mean of its divisors is an integer number (5325705).
Almost surely, 242571902 is an apocalyptic number.
42571902 is an abundant number, since it is smaller than the sum of its proper divisors (42639378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42571902 is a wasteful number, since it uses less digits than its factorization.
42571902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5627.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 42571902 is about 6524.7147064067. The cubic root of 42571902 is about 349.1732923734.
It can be divided in two parts, 425 and 71902, that added together give a palindrome (72327).
The spelling of 42571902 in words is "forty-two million, five hundred seventy-one thousand, nine hundred two".
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