Base | Representation |
---|---|
bin | 11001010111000010… |
… | …111010100111101100 |
3 | 2121021201101202211002 |
4 | 121113002322213230 |
5 | 421231411422324 |
6 | 20302005215432 |
7 | 1652534522162 |
oct | 312702724754 |
9 | 77251352732 |
10 | 27230185964 |
11 | 10603803823 |
12 | 533b401578 |
13 | 274c5a6697 |
14 | 1464641232 |
15 | a958a33ae |
hex | 6570ba9ec |
27230185964 has 48 divisors (see below), whose sum is σ = 49226308992. Its totient is φ = 13170097152.
The previous prime is 27230185963. The next prime is 27230185979. The reversal of 27230185964 is 46958103272.
It is not an unprimeable number, because it can be changed into a prime (27230185963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24821864 + ... + 24822960.
It is an arithmetic number, because the mean of its divisors is an integer number (1025548104).
It is a 2-persistent number, because it is pandigital, and so is 2⋅27230185964 = 54460371928, but 3⋅27230185964 = 81690557892 is not.
Almost surely, 227230185964 is an apocalyptic number.
It is an amenable number.
27230185964 is a deficient number, since it is larger than the sum of its proper divisors (21996123028).
27230185964 is a wasteful number, since it uses less digits than its factorization.
With its successor (27230185965) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1962).
27230185964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1962 (or 1960 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 47.
The spelling of 27230185964 in words is "twenty-seven billion, two hundred thirty million, one hundred eighty-five thousand, nine hundred sixty-four".
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