Base | Representation |
---|---|
bin | 10100100010010000101 |
3 | 1021012001021 |
4 | 2210102011 |
5 | 133013101 |
6 | 22231141 |
7 | 5501545 |
oct | 2442205 |
9 | 1235037 |
10 | 672901 |
11 | 41a619 |
12 | 2854b1 |
13 | 1a7388 |
14 | 137325 |
15 | d45a1 |
hex | a4485 |
672901 has 2 divisors, whose sum is σ = 672902. Its totient is φ = 672900.
The previous prime is 672883. The next prime is 672913. The reversal of 672901 is 109276.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 564001 + 108900 = 751^2 + 330^2 .
It is a cyclic number.
It is not a de Polignac number, because 672901 - 25 = 672869 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (678901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336450 + 336451.
It is an arithmetic number, because the mean of its divisors is an integer number (336451).
2672901 is an apocalyptic number.
It is an amenable number.
672901 is a deficient number, since it is larger than the sum of its proper divisors (1).
672901 is an equidigital number, since it uses as much as digits as its factorization.
672901 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 672901 is about 820.3054309219. The cubic root of 672901 is about 87.6295116124.
The spelling of 672901 in words is "six hundred seventy-two thousand, nine hundred one".
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