Base | Representation |
---|---|
bin | 10100100001000100010 |
3 | 1021011012122 |
4 | 2210020202 |
5 | 133003130 |
6 | 22224242 |
7 | 5500013 |
oct | 2441042 |
9 | 1234178 |
10 | 672290 |
11 | 41a113 |
12 | 285082 |
13 | 1a7008 |
14 | 13700a |
15 | d42e5 |
hex | a4222 |
672290 has 32 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 247104.
The previous prime is 672289. The next prime is 672293. The reversal of 672290 is 92276.
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (672293) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8471 + ... + 8549.
It is an arithmetic number, because the mean of its divisors is an integer number (41040).
2672290 is an apocalyptic number.
672290 is a deficient number, since it is larger than the sum of its proper divisors (640990).
672290 is a wasteful number, since it uses less digits than its factorization.
672290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 672290 is about 819.9329240859. The cubic root of 672290 is about 87.6029807928.
The spelling of 672290 in words is "six hundred seventy-two thousand, two hundred ninety".
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