Base | Representation |
---|---|
bin | 1001110101011101010… |
… | …0110001101111010100 |
3 | 121011010201120211111101 |
4 | 2131113110301233110 |
5 | 10232022002221243 |
6 | 205342335315444 |
7 | 15131130002641 |
oct | 2352724615724 |
9 | 534121524441 |
10 | 168968788948 |
11 | 65728527033 |
12 | 288b737bb84 |
13 | 12c1a40c92b |
14 | 826cb22dc8 |
15 | 45de05154d |
hex | 2757531bd4 |
168968788948 has 12 divisors (see below), whose sum is σ = 295701491092. Its totient is φ = 84482648640.
The previous prime is 168968788943. The next prime is 168968788949. The reversal of 168968788948 is 849887869861.
It can be written as a sum of positive squares in 2 ways, for example, as 86311388944 + 82657400004 = 293788^2 + 287502^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168968788943) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205065 + ... + 616432.
Almost surely, 2168968788948 is an apocalyptic number.
It is an amenable number.
168968788948 is a deficient number, since it is larger than the sum of its proper divisors (126732702144).
168968788948 is a wasteful number, since it uses less digits than its factorization.
168968788948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 872922 (or 872920 counting only the distinct ones).
The product of its digits is 2675441664, while the sum is 82.
The spelling of 168968788948 in words is "one hundred sixty-eight billion, nine hundred sixty-eight million, seven hundred eighty-eight thousand, nine hundred forty-eight".
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