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286153563140 = 22514307678157
BaseRepresentation
bin1000010101000000001…
…01001101110000000100
31000100121112102011012022
410022200011031300010
514142020303010030
6335242423542312
726450103103634
oct4124005156004
91010545364168
10286153563140
111003a2254355
12475602ba998
1320ca42986c3
14dbc82006c4
15769bcb0de5
hex42a014dc04

286153563140 has 12 divisors (see below), whose sum is σ = 600922482636. Its totient is φ = 114461425248.

The previous prime is 286153563133. The next prime is 286153563151. The reversal of 286153563140 is 41365351682.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101801836096 + 184351727044 = 319064^2 + 429362^2 .

It is a junction number, because it is equal to n+sod(n) for n = 286153563091 and 286153563100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7153839059 + ... + 7153839098.

It is an arithmetic number, because the mean of its divisors is an integer number (50076873553).

Almost surely, 2286153563140 is an apocalyptic number.

286153563140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

286153563140 is an abundant number, since it is smaller than the sum of its proper divisors (314768919496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

286153563140 is a wasteful number, since it uses less digits than its factorization.

286153563140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14307678166 (or 14307678164 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 286153563140 in words is "two hundred eighty-six billion, one hundred fifty-three million, five hundred sixty-three thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 14307678157 28615356314 57230712628 71538390785 143076781570 286153563140