Base | Representation |
---|---|
bin | 1010001111011… |
… | …1100111100010 |
3 | 2222211110022110 |
4 | 2203313213202 |
5 | 41444113112 |
6 | 4132420150 |
7 | 1031062614 |
oct | 243674742 |
9 | 88743273 |
10 | 42957282 |
11 | 22280495 |
12 | 12477656 |
13 | 8b90914 |
14 | 59c2db4 |
15 | 3b8813c |
hex | 28f79e2 |
42957282 has 16 divisors (see below), whose sum is σ = 86198112. Its totient is φ = 14271840.
The previous prime is 42957281. The next prime is 42957287. The reversal of 42957282 is 28275924.
It is a self number, because there is not a number n which added to its sum of digits gives 42957282.
It is not an unprimeable number, because it can be changed into a prime (42957281) 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, 9819 + ... + 13502.
It is an arithmetic number, because the mean of its divisors is an integer number (5387382).
Almost surely, 242957282 is an apocalyptic number.
42957282 is an abundant number, since it is smaller than the sum of its proper divisors (43240830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42957282 is a wasteful number, since it uses less digits than its factorization.
42957282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23633.
The product of its digits is 80640, while the sum is 39.
The square root of 42957282 is about 6554.1804979723. The cubic root of 42957282 is about 350.2237535235.
The spelling of 42957282 in words is "forty-two million, nine hundred fifty-seven thousand, two hundred eighty-two".
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