Base | Representation |
---|---|
bin | 11001101011011… |
… | …001111110110100 |
3 | 1010000122100212100 |
4 | 121223121332310 |
5 | 1340241342022 |
6 | 110425422100 |
7 | 13450546644 |
oct | 3153317664 |
9 | 1100570770 |
10 | 430809012 |
11 | 2011a9207 |
12 | 10033a930 |
13 | 6b33a89a |
14 | 41304524 |
15 | 27c4c1ac |
hex | 19ad9fb4 |
430809012 has 18 divisors (see below), whose sum is σ = 1088989538. Its totient is φ = 143602992.
The previous prime is 430808993. The next prime is 430809037. The reversal of 430809012 is 210908034.
It can be written as a sum of positive squares in only one way, i.e., 422549136 + 8259876 = 20556^2 + 2874^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×4308090122 = 371192809640832288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5983423 + ... + 5983494.
Almost surely, 2430809012 is an apocalyptic number.
It is an amenable number.
430809012 is an abundant number, since it is smaller than the sum of its proper divisors (658180526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
430809012 is a wasteful number, since it uses less digits than its factorization.
430809012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11966927 (or 11966922 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 430809012 is about 20755.9391982150. The cubic root of 430809012 is about 755.2572910796.
The spelling of 430809012 in words is "four hundred thirty million, eight hundred nine thousand, twelve".
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