Base | Representation |
---|---|
bin | 100010100010010000… |
… | …0100101001100100000 |
3 | 21002102121100012121220 |
4 | 1011010200211030200 |
5 | 2203341420220210 |
6 | 54023112215040 |
7 | 5233564126164 |
oct | 1050440451440 |
9 | 232377305556 |
10 | 74163835680 |
11 | 294a8608490 |
12 | 1245939a480 |
13 | 6cbbca064c |
14 | 3837a16ca4 |
15 | 1de0e49c70 |
hex | 1144825320 |
74163835680 has 96 divisors (see below), whose sum is σ = 254853926208. Its totient is φ = 17979110400.
The previous prime is 74163835679. The next prime is 74163835717. The reversal of 74163835680 is 8653836147.
It is a tau number, because it is divible by the number of its divisors (96).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7017811 + ... + 7028370.
It is an arithmetic number, because the mean of its divisors is an integer number (2654728398).
Almost surely, 274163835680 is an apocalyptic number.
It is an amenable number.
74163835680 is an abundant number, since it is smaller than the sum of its proper divisors (180690090528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74163835680 is a wasteful number, since it uses less digits than its factorization.
74163835680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14046210 (or 14046202 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 74163835680 in words is "seventy-four billion, one hundred sixty-three million, eight hundred thirty-five thousand, six hundred eighty".
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