Base | Representation |
---|---|
bin | 10000001110011011000 |
3 | 1000000022120 |
4 | 2001303120 |
5 | 114003142 |
6 | 15221240 |
7 | 4343031 |
oct | 2016330 |
9 | 1000276 |
10 | 531672 |
11 | 3334a9 |
12 | 217820 |
13 | 157ccb |
14 | dba88 |
15 | a77ec |
hex | 81cd8 |
531672 has 16 divisors (see below), whose sum is σ = 1329240. Its totient is φ = 177216.
The previous prime is 531667. The next prime is 531673. The reversal of 531672 is 276135.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 22153 = 531672 / (5 + 3 + 1 + 6 + 7 + 2).
It is a d-powerful number, because it can be written as 5 + 312 + 63 + 1 + 7 + 2 .
It is a nialpdrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531673) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11053 + ... + 11100.
2531672 is an apocalyptic number.
It is an amenable number.
531672 is an abundant number, since it is smaller than the sum of its proper divisors (797568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531672 is a wasteful number, since it uses less digits than its factorization.
531672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22162 (or 22158 counting only the distinct ones).
The product of its digits is 1260, while the sum is 24.
The square root of 531672 is about 729.1584190010. The cubic root of 531672 is about 81.0117343158.
The spelling of 531672 in words is "five hundred thirty-one thousand, six hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •