Base | Representation |
---|---|
bin | 1100010110100011001011… |
… | …1000011101111011000100 |
3 | 1210002101022220002021221110 |
4 | 3011220302320131323010 |
5 | 3240004443301102010 |
6 | 44515135022245020 |
7 | 2601143141242221 |
oct | 305506270357304 |
9 | 53071286067843 |
10 | 13581540253380 |
11 | 4366998448450 |
12 | 163423a426770 |
13 | 776970085218 |
14 | 34d4c87a4948 |
15 | 188448ad5120 |
hex | c5a32e1dec4 |
13581540253380 has 48 divisors (see below), whose sum is σ = 41485432048704. Its totient is φ = 3292494606720.
The previous prime is 13581540253373. The next prime is 13581540253417. The reversal of 13581540253380 is 8335204518531.
13581540253380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10289044987 + ... + 10289046306.
It is an arithmetic number, because the mean of its divisors is an integer number (864279834348).
Almost surely, 213581540253380 is an apocalyptic number.
13581540253380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13581540253380 is an abundant number, since it is smaller than the sum of its proper divisors (27903891795324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13581540253380 is a wasteful number, since it uses less digits than its factorization.
13581540253380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20578091316 (or 20578091314 counting only the distinct ones).
The product of its (nonzero) digits is 1728000, while the sum is 48.
The spelling of 13581540253380 in words is "thirteen trillion, five hundred eighty-one billion, five hundred forty million, two hundred fifty-three thousand, three hundred eighty".
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