Base | Representation |
---|---|
bin | 10011101010111… |
… | …10001001110000 |
3 | 102111111111000112 |
4 | 21311132021300 |
5 | 314220341310 |
6 | 24212440452 |
7 | 4042402532 |
oct | 1165361160 |
9 | 374444015 |
10 | 165012080 |
11 | 85166022 |
12 | 47319128 |
13 | 28256bac |
14 | 17cb5852 |
15 | e747705 |
hex | 9d5e270 |
165012080 has 20 divisors (see below), whose sum is σ = 383653272. Its totient is φ = 66004800.
The previous prime is 165012079. The next prime is 165012121. The reversal of 165012080 is 80210561.
165012080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031246 + ... + 1031405.
Almost surely, 2165012080 is an apocalyptic number.
165012080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
165012080 is an abundant number, since it is smaller than the sum of its proper divisors (218641192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
165012080 is a wasteful number, since it uses less digits than its factorization.
165012080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2062664 (or 2062658 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 23.
The square root of 165012080 is about 12845.7027834214. The cubic root of 165012080 is about 548.4940400607.
It can be divided in two parts, 16501 and 2080, that added together give a palindrome (18581).
The spelling of 165012080 in words is "one hundred sixty-five million, twelve thousand, eighty".
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