Base | Representation |
---|---|
bin | 11001100100000101… |
… | …011011010001100000 |
3 | 2121211222001000122121 |
4 | 121210011123101200 |
5 | 422203412312213 |
6 | 20335422114024 |
7 | 1661132130622 |
oct | 314405332140 |
9 | 77758030577 |
10 | 27448947808 |
11 | 10706240837 |
12 | 53a071b914 |
13 | 27859cc669 |
14 | 1485708c12 |
15 | aa9bb688d |
hex | 66415b460 |
27448947808 has 12 divisors (see below), whose sum is σ = 54040116060. Its totient is φ = 13724473888.
The previous prime is 27448947787. The next prime is 27448947833. The reversal of 27448947808 is 80874984472.
It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428889778 + ... + 428889841.
It is an arithmetic number, because the mean of its divisors is an integer number (4503343005).
Almost surely, 227448947808 is an apocalyptic number.
It is an amenable number.
27448947808 is a deficient number, since it is larger than the sum of its proper divisors (26591168252).
27448947808 is an equidigital number, since it uses as much as digits as its factorization.
27448947808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 857779629 (or 857779621 counting only the distinct ones).
The product of its (nonzero) digits is 28901376, while the sum is 61.
The spelling of 27448947808 in words is "twenty-seven billion, four hundred forty-eight million, nine hundred forty-seven thousand, eight hundred eight".
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