Base | Representation |
---|---|
bin | 1010000001001110… |
… | …0001001111001000 |
3 | 20221102201022020001 |
4 | 2200103201033020 |
5 | 21002001041212 |
6 | 1122512412344 |
7 | 123435062404 |
oct | 24023411710 |
9 | 6842638201 |
10 | 2689471432 |
11 | 116015576a |
12 | 6308470b4 |
13 | 33b26b41b |
14 | 1b7292104 |
15 | 10b1a5657 |
hex | a04e13c8 |
2689471432 has 48 divisors (see below), whose sum is σ = 5411070000. Its totient is φ = 1249724736.
The previous prime is 2689471403. The next prime is 2689471439. The reversal of 2689471432 is 2341749862.
It is a happy number.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (2689471439) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423819 + ... + 430117.
It is an arithmetic number, because the mean of its divisors is an integer number (112730625).
Almost surely, 22689471432 is an apocalyptic number.
It is an amenable number.
2689471432 is an abundant number, since it is smaller than the sum of its proper divisors (2721598568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2689471432 is a wasteful number, since it uses less digits than its factorization.
2689471432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6430 (or 6373 counting only the distinct ones).
The product of its digits is 580608, while the sum is 46.
The square root of 2689471432 is about 51860.1140762340. The cubic root of 2689471432 is about 1390.6643188593.
The spelling of 2689471432 in words is "two billion, six hundred eighty-nine million, four hundred seventy-one thousand, four hundred thirty-two".
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