Base | Representation |
---|---|
bin | 100110111101100… |
… | …0010011001111110 |
3 | 10101002221211121200 |
4 | 1031323002121332 |
5 | 10134133300412 |
6 | 333420240330 |
7 | 44253024231 |
oct | 11573023176 |
9 | 3332854550 |
10 | 1307321982 |
11 | 610a4939a |
12 | 3059a00a6 |
13 | 17aacc905 |
14 | c58a9418 |
15 | 79b899dc |
hex | 4dec267e |
1307321982 has 48 divisors (see below), whose sum is σ = 2930513040. Its totient is φ = 420912000.
The previous prime is 1307321971. The next prime is 1307321989. The reversal of 1307321982 is 2891237031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1307321989) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65769 + ... + 83307.
It is an arithmetic number, because the mean of its divisors is an integer number (61052355).
Almost surely, 21307321982 is an apocalyptic number.
1307321982 is an abundant number, since it is smaller than the sum of its proper divisors (1623191058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1307321982 is a wasteful number, since it uses less digits than its factorization.
1307321982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17689 (or 17686 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 1307321982 is about 36156.9078047335. The cubic root of 1307321982 is about 1093.4380633077.
The spelling of 1307321982 in words is "one billion, three hundred seven million, three hundred twenty-one thousand, nine hundred eighty-two".
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