Base | Representation |
---|---|
bin | 1100011101000111110110… |
… | …00000101000011001100000 |
3 | 10120222100121010011000202211 |
4 | 12032203323000220121200 |
5 | 12042220003204212414 |
6 | 134130144123251504 |
7 | 5524533015636451 |
oct | 616437300503140 |
9 | 116870533130684 |
10 | 27388922725984 |
11 | 87aa63893a866 |
12 | 30a41a6979b94 |
13 | 12389c2308691 |
14 | 6a98b93cd128 |
15 | 3276ae7283c4 |
hex | 18e8fb028660 |
27388922725984 has 48 divisors (see below), whose sum is σ = 56802907612080. Its totient is φ = 12963878737920.
The previous prime is 27388922725961. The next prime is 27388922726017. The reversal of 27388922725984 is 48952722988372.
It is a Harshad number since it is a multiple of its sum of digits (76).
It is a self number, because there is not a number n which added to its sum of digits gives 27388922725984.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 16247389 + ... + 17853724.
It is an arithmetic number, because the mean of its divisors is an integer number (1183393908585).
Almost surely, 227388922725984 is an apocalyptic number.
It is an amenable number.
27388922725984 is an abundant number, since it is smaller than the sum of its proper divisors (29413984886096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27388922725984 is a wasteful number, since it uses less digits than its factorization.
27388922725984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34102463 (or 34102455 counting only the distinct ones).
The product of its digits is 1950842880, while the sum is 76.
The spelling of 27388922725984 in words is "twenty-seven trillion, three hundred eighty-eight billion, nine hundred twenty-two million, seven hundred twenty-five thousand, nine hundred eighty-four".
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