Base | Representation |
---|---|
bin | 1101000010101111010 |
3 | 210201021010 |
4 | 1220111322 |
5 | 102134021 |
6 | 13054350 |
7 | 3430011 |
oct | 1502572 |
9 | 721233 |
10 | 427386 |
11 | 272113 |
12 | 1873b6 |
13 | 11c6bb |
14 | b1a78 |
15 | 86976 |
hex | 6857a |
427386 has 32 divisors (see below), whose sum is σ = 944640. Its totient is φ = 128304.
The previous prime is 427381. The next prime is 427403. The reversal of 427386 is 683724.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (427381) by changing a digit.
427386 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is an upside-down number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2541 + ... + 2703.
It is an arithmetic number, because the mean of its divisors is an integer number (29520).
2427386 is an apocalyptic number.
427386 is a gapful number since it is divisible by the number (46) formed by its first and last digit.
427386 is an abundant number, since it is smaller than the sum of its proper divisors (517254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427386 is a wasteful number, since it uses less digits than its factorization.
427386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210.
The product of its digits is 8064, while the sum is 30.
The square root of 427386 is about 653.7476577396. The cubic root of 427386 is about 75.3251659683.
The spelling of 427386 in words is "four hundred twenty-seven thousand, three hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •