Base | Representation |
---|---|
bin | 101000000011001… |
… | …110111111011000 |
3 | 1201211100220120000 |
4 | 220003032333120 |
5 | 2334003431342 |
6 | 150401533000 |
7 | 22436236314 |
oct | 5003167730 |
9 | 1654326500 |
10 | 671936472 |
11 | 3153218a9 |
12 | 169044160 |
13 | a929495c |
14 | 65350b44 |
15 | 3decc44c |
hex | 280cefd8 |
671936472 has 160 divisors (see below), whose sum is σ = 1944518400. Its totient is φ = 216691200.
The previous prime is 671936471. The next prime is 671936477. The reversal of 671936472 is 274639176.
671936472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (671936471) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3517897 + ... + 3518087.
It is an arithmetic number, because the mean of its divisors is an integer number (12153240).
Almost surely, 2671936472 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 671936472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972259200).
671936472 is an abundant number, since it is smaller than the sum of its proper divisors (1272581928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
671936472 is a wasteful number, since it uses less digits than its factorization.
671936472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 359 (or 346 counting only the distinct ones).
The product of its digits is 381024, while the sum is 45.
The square root of 671936472 is about 25921.7374417688. The cubic root of 671936472 is about 875.8762257098.
The spelling of 671936472 in words is "six hundred seventy-one million, nine hundred thirty-six thousand, four hundred seventy-two".
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