Base | Representation |
---|---|
bin | 11001101100001… |
… | …110001111100000 |
3 | 1010001001020111111 |
4 | 121230032033200 |
5 | 1340320214242 |
6 | 110434153104 |
7 | 13452431014 |
oct | 3154161740 |
9 | 1101036444 |
10 | 431023072 |
11 | 201335017 |
12 | 100422794 |
13 | 6b3b414c |
14 | 4135c544 |
15 | 27c90817 |
hex | 19b0e3e0 |
431023072 has 24 divisors (see below), whose sum is σ = 862491672. Its totient is φ = 211977600.
The previous prime is 431023069. The next prime is 431023081. The reversal of 431023072 is 270320134.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108454 + ... + 112357.
It is an arithmetic number, because the mean of its divisors is an integer number (35937153).
Almost surely, 2431023072 is an apocalyptic number.
It is an amenable number.
431023072 is an abundant number, since it is smaller than the sum of its proper divisors (431468600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431023072 is a wasteful number, since it uses less digits than its factorization.
431023072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220882 (or 220874 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 22.
The square root of 431023072 is about 20761.0951541579. The cubic root of 431023072 is about 755.3823608914.
The spelling of 431023072 in words is "four hundred thirty-one million, twenty-three thousand, seventy-two".
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