Base | Representation |
---|---|
bin | 111001011000010011000 |
3 | 10112112011122 |
4 | 13023002120 |
5 | 440131331 |
6 | 104144412 |
7 | 21660452 |
oct | 7130230 |
9 | 3475148 |
10 | 1880216 |
11 | 10746a8 |
12 | 768108 |
13 | 50aa70 |
14 | 36d2d2 |
15 | 27217b |
hex | 1cb098 |
1880216 has 32 divisors (see below), whose sum is σ = 3855600. Its totient is φ = 854400.
The previous prime is 1880209. The next prime is 1880233. The reversal of 1880216 is 6120881.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
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, 10415 + ... + 10593.
21880216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1880216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1927800).
1880216 is an abundant number, since it is smaller than the sum of its proper divisors (1975384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1880216 is a wasteful number, since it uses less digits than its factorization.
1880216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 26.
The square root of 1880216 is about 1371.2096849133. The cubic root of 1880216 is about 123.4248424024.
The spelling of 1880216 in words is "one million, eight hundred eighty thousand, two hundred sixteen".
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