Base | Representation |
---|---|
bin | 1001110000110111000110… |
… | …11011011011011001101100 |
3 | 2211000111222112202222101102 |
4 | 10320123203123123121230 |
5 | 10303231141403213224 |
6 | 113355113240102232 |
7 | 4344106104156320 |
oct | 470334333333154 |
9 | 84014875688342 |
10 | 21470062163564 |
11 | 6928447405843 |
12 | 24a9060464978 |
13 | bc980618bc11 |
14 | 543229821980 |
15 | 273743cd54ae |
hex | 1386e36db66c |
21470062163564 has 12 divisors (see below), whose sum is σ = 42940124327184. Its totient is φ = 9201455212944.
The previous prime is 21470062163531. The next prime is 21470062163597. The reversal of 21470062163564 is 46536126007412.
It is an interprime number because it is at equal distance from previous prime (21470062163531) and next prime (21470062163597).
21470062163564 is an admirable number.
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, 383393967179 + ... + 383393967234.
It is an arithmetic number, because the mean of its divisors is an integer number (3578343693932).
Almost surely, 221470062163564 is an apocalyptic number.
It is an amenable number.
21470062163564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21470062163564 is a wasteful number, since it uses less digits than its factorization.
21470062163564 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 766787934424 (or 766787934422 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 47.
The spelling of 21470062163564 in words is "twenty-one trillion, four hundred seventy billion, sixty-two million, one hundred sixty-three thousand, five hundred sixty-four".
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