Base | Representation |
---|---|
bin | 10011011100100… |
… | …010011000100000 |
3 | 211201220010002002 |
4 | 103130202120200 |
5 | 1132004413333 |
6 | 52212343132 |
7 | 11041030154 |
oct | 2334423040 |
9 | 751803062 |
10 | 326247968 |
11 | 158181a22 |
12 | 91314aa8 |
13 | 5278b047 |
14 | 31487064 |
15 | 1d9960e8 |
hex | 13722620 |
326247968 has 54 divisors (see below), whose sum is σ = 670194567. Its totient is φ = 156329280.
The previous prime is 326247967. The next prime is 326247973. The reversal of 326247968 is 869742623.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 163123984 + 163123984 = 12772^2 + 12772^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=12772.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (326247967) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3167405 + ... + 3167507.
Almost surely, 2326247968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 326247968
326247968 is an abundant number, since it is smaller than the sum of its proper divisors (343946599).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
326247968 is an equidigital number, since it uses as much as digits as its factorization.
326247968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 278 (or 136 counting only the distinct ones).
The product of its digits is 870912, while the sum is 47.
The square root of 326247968 is about 18062.3356186292. The cubic root of 326247968 is about 688.4133310449.
The spelling of 326247968 in words is "three hundred twenty-six million, two hundred forty-seven thousand, nine hundred sixty-eight".
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