Base | Representation |
---|---|
bin | 100111111100011… |
… | …1010111000101000 |
3 | 10110102001101012101 |
4 | 1033320322320220 |
5 | 10221110240240 |
6 | 340555423144 |
7 | 45133354222 |
oct | 11770727050 |
9 | 3412041171 |
10 | 1340321320 |
11 | 628638278 |
12 | 314a54ab4 |
13 | 1848b4b50 |
14 | ca019412 |
15 | 7ca0739a |
hex | 4fe3ae28 |
1340321320 has 64 divisors (see below), whose sum is σ = 3388936320. Its totient is φ = 473366784.
The previous prime is 1340321287. The next prime is 1340321357. The reversal of 1340321320 is 231230431.
It is a super-2 number, since 2×13403213202 = 3592922481693084800, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44074 + ... + 67993.
It is an arithmetic number, because the mean of its divisors is an integer number (52952130).
Almost surely, 21340321320 is an apocalyptic number.
1340321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1340321320 is an abundant number, since it is smaller than the sum of its proper divisors (2048615000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1340321320 is a wasteful number, since it uses less digits than its factorization.
1340321320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112114 (or 112110 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 1340321320 is about 36610.3990691170. The cubic root of 1340321320 is about 1102.5618855196.
Adding to 1340321320 its reverse (231230431), we get a palindrome (1571551751).
The spelling of 1340321320 in words is "one billion, three hundred forty million, three hundred twenty-one thousand, three hundred twenty".
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