Base | Representation |
---|---|
bin | 10100001100011… |
… | …01101010000000 |
3 | 102210202110102122 |
4 | 22012031222000 |
5 | 321331312320 |
6 | 24450503412 |
7 | 4124612231 |
oct | 1206155200 |
9 | 383673378 |
10 | 169400960 |
11 | 876934a3 |
12 | 48894b68 |
13 | 29132771 |
14 | 186d9088 |
15 | ed12d25 |
hex | a18da80 |
169400960 has 64 divisors (see below), whose sum is σ = 426319200. Its totient is φ = 64189440.
The previous prime is 169400927. The next prime is 169400983. The reversal of 169400960 is 69004961.
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 169400960.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5195 + ... + 19125.
Almost surely, 2169400960 is an apocalyptic number.
169400960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 169400960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213159600).
169400960 is an abundant number, since it is smaller than the sum of its proper divisors (256918240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
169400960 is a wasteful number, since it uses less digits than its factorization.
169400960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13969 (or 13957 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 169400960 is about 13015.4124022253. The cubic root of 169400960 is about 553.3143781510.
The spelling of 169400960 in words is "one hundred sixty-nine million, four hundred thousand, nine hundred sixty".
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