Base | Representation |
---|---|
bin | 1011101101001110010101… |
… | …1100001110101001010000 |
3 | 1200120111202221102201222200 |
4 | 2323103211130032221100 |
5 | 3141341434234320141 |
6 | 43213041314003200 |
7 | 2465640352463046 |
oct | 273234534165120 |
9 | 50514687381880 |
10 | 12871571401296 |
11 | 4112891549723 |
12 | 153a71b276500 |
13 | 724a2651544a |
14 | 326db7528396 |
15 | 174c44773ab6 |
hex | bb4e570ea50 |
12871571401296 has 60 divisors (see below), whose sum is σ = 37918444998720. Its totient is φ = 4064706757440.
The previous prime is 12871571401259. The next prime is 12871571401327. The reversal of 12871571401296 is 69210417517821.
12871571401296 is a `hidden beast` number, since 1 + 2 + 8 + 7 + 1 + 571 + 40 + 1 + 29 + 6 = 666.
12871571401296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×128715714012963 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2352258120 + ... + 2352263591.
It is an arithmetic number, because the mean of its divisors is an integer number (631974083312).
Almost surely, 212871571401296 is an apocalyptic number.
12871571401296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12871571401296 is an abundant number, since it is smaller than the sum of its proper divisors (25046873597424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12871571401296 is a wasteful number, since it uses less digits than its factorization.
12871571401296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4704521744 (or 4704521735 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 54.
The spelling of 12871571401296 in words is "twelve trillion, eight hundred seventy-one billion, five hundred seventy-one million, four hundred one thousand, two hundred ninety-six".
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