Base | Representation |
---|---|
bin | 11111000100001101… |
… | …00110100010110101 |
3 | 1121001100010120202200 |
4 | 33202012212202311 |
5 | 233124120032240 |
6 | 11354545255113 |
7 | 1130206033035 |
oct | 174206464265 |
9 | 47040116680 |
10 | 16678283445 |
11 | 708950222a |
12 | 3295634499 |
13 | 175a460a95 |
14 | b430958c5 |
15 | 679328930 |
hex | 3e21a68b5 |
16678283445 has 24 divisors (see below), whose sum is σ = 28912146432. Its totient is φ = 8894124000.
The previous prime is 16678283437. The next prime is 16678283459. The reversal of 16678283445 is 54438287661.
It is a happy number.
16678283445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 16678283445 - 23 = 16678283437 is a prime.
It is a super-2 number, since 2×166782834452 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 16678283391 and 16678283400.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 642060 + ... + 667530.
It is an arithmetic number, because the mean of its divisors is an integer number (1204672768).
Almost surely, 216678283445 is an apocalyptic number.
16678283445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16678283445 is a deficient number, since it is larger than the sum of its proper divisors (12233862987).
16678283445 is a wasteful number, since it uses less digits than its factorization.
16678283445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40033 (or 40030 counting only the distinct ones).
The product of its digits is 7741440, while the sum is 54.
The spelling of 16678283445 in words is "sixteen billion, six hundred seventy-eight million, two hundred eighty-three thousand, four hundred forty-five".
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