Base | Representation |
---|---|
bin | 100111111100010… |
… | …0111000000100100 |
3 | 10110101220020112010 |
4 | 1033320213000210 |
5 | 10221100134113 |
6 | 340553554220 |
7 | 45132564660 |
oct | 11770470044 |
9 | 3411806463 |
10 | 1340239908 |
11 | 628592097 |
12 | 314a15970 |
13 | 184886a87 |
14 | c9dd78a0 |
15 | 7c9dd1c3 |
hex | 4fe27024 |
1340239908 has 24 divisors (see below), whose sum is σ = 3573973312. Its totient is φ = 382925664.
The previous prime is 1340239907. The next prime is 1340239919. The reversal of 1340239908 is 8099320431.
It is not an unprimeable number, because it can be changed into a prime (1340239907) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7977535 + ... + 7977702.
Almost surely, 21340239908 is an apocalyptic number.
It is an amenable number.
1340239908 is an abundant number, since it is smaller than the sum of its proper divisors (2233733404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1340239908 is a wasteful number, since it uses less digits than its factorization.
1340239908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15955251 (or 15955249 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 1340239908 is about 36609.2871823531. The cubic root of 1340239908 is about 1102.5395616225.
The spelling of 1340239908 in words is "one billion, three hundred forty million, two hundred thirty-nine thousand, nine hundred eight".
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