Base | Representation |
---|---|
bin | 100000000101… |
… | …0011111000000 |
3 | 1011122112220220 |
4 | 1000022133000 |
5 | 13301221120 |
6 | 1400303040 |
7 | 262653240 |
oct | 100123700 |
9 | 34575826 |
10 | 16820160 |
11 | 9549265 |
12 | 5771a80 |
13 | 363bc76 |
14 | 233bb20 |
15 | 1723b40 |
hex | 100a7c0 |
16820160 has 112 divisors (see below), whose sum is σ = 61057536. Its totient is φ = 3843072.
The previous prime is 16820159. The next prime is 16820171. The reversal of 16820160 is 6102861.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 16820160.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5469 + ... + 7971.
Almost surely, 216820160 is an apocalyptic number.
16820160 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 16820160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30528768).
16820160 is an abundant number, since it is smaller than the sum of its proper divisors (44237376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16820160 is a wasteful number, since it uses less digits than its factorization.
16820160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2530 (or 2520 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 16820160 is about 4101.2388372296. The cubic root of 16820160 is about 256.2182383795.
The spelling of 16820160 in words is "sixteen million, eight hundred twenty thousand, one hundred sixty".
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