Base | Representation |
---|---|
bin | 10100000001110… |
… | …10000001000011 |
3 | 102201010210010000 |
4 | 22000322001003 |
5 | 321002303140 |
6 | 24401011043 |
7 | 4110026322 |
oct | 1200720103 |
9 | 381123100 |
10 | 168009795 |
11 | 86923278 |
12 | 48323a83 |
13 | 28a664a5 |
14 | 184560b9 |
15 | eb3aa30 |
hex | a03a043 |
168009795 has 40 divisors (see below), whose sum is σ = 304066224. Its totient is φ = 88744896.
The previous prime is 168009769. The next prime is 168009797. The reversal of 168009795 is 597900861.
It is not a de Polignac number, because 168009795 - 212 = 168005699 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 168009795.
It is not an unprimeable number, because it can be changed into a prime (168009797) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41397 + ... + 45273.
Almost surely, 2168009795 is an apocalyptic number.
168009795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
168009795 is a deficient number, since it is larger than the sum of its proper divisors (136056429).
168009795 is a wasteful number, since it uses less digits than its factorization.
168009795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4001 (or 3992 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The square root of 168009795 is about 12961.8592416366. The cubic root of 168009795 is about 551.7955587433.
The spelling of 168009795 in words is "one hundred sixty-eight million, nine thousand, seven hundred ninety-five".
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