Base | Representation |
---|---|
bin | 111010110100001001010 |
3 | 10121220200100 |
4 | 13112201022 |
5 | 443132432 |
6 | 105150230 |
7 | 22244532 |
oct | 7264112 |
9 | 3556610 |
10 | 1927242 |
11 | 10a6a69 |
12 | 78b376 |
13 | 5262a5 |
14 | 3824c2 |
15 | 28107c |
hex | 1d684a |
1927242 has 12 divisors (see below), whose sum is σ = 4175730. Its totient is φ = 642408.
The previous prime is 1927241. The next prime is 1927249. The reversal of 1927242 is 2427291.
It can be written as a sum of positive squares in only one way, i.e., 1185921 + 741321 = 1089^2 + 861^2 .
It is not an unprimeable number, because it can be changed into a prime (1927241) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53517 + ... + 53552.
21927242 is an apocalyptic number.
1927242 is an abundant number, since it is smaller than the sum of its proper divisors (2248488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1927242 is a wasteful number, since it uses less digits than its factorization.
1927242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107077 (or 107074 counting only the distinct ones).
The product of its digits is 2016, while the sum is 27.
The square root of 1927242 is about 1388.2514181516. The cubic root of 1927242 is about 124.4453720759.
It can be divided in two parts, 19 and 27242, that added together give a triangular number (27261 = T233).
The spelling of 1927242 in words is "one million, nine hundred twenty-seven thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •