Base | Representation |
---|---|
bin | 11001110011010… |
… | …00000110001000 |
3 | 120002020221022020 |
4 | 30321220012020 |
5 | 420401324112 |
6 | 33250524440 |
7 | 5235436044 |
oct | 1471500610 |
9 | 502227266 |
10 | 216433032 |
11 | 101197382 |
12 | 60596720 |
13 | 35abbcaa |
14 | 20a5d024 |
15 | 1400348c |
hex | ce68188 |
216433032 has 48 divisors (see below), whose sum is σ = 560436240. Its totient is φ = 69650112.
The previous prime is 216433031. The next prime is 216433057. The reversal of 216433032 is 230334612.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 216432993 and 216433011.
It is not an unprimeable number, because it can be changed into a prime (216433031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14823 + ... + 25545.
It is an arithmetic number, because the mean of its divisors is an integer number (11675755).
Almost surely, 2216433032 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 216433032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280218120).
216433032 is an abundant number, since it is smaller than the sum of its proper divisors (344003208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216433032 is a wasteful number, since it uses less digits than its factorization.
216433032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10790 (or 10757 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 24.
The square root of 216433032 is about 14711.6631282802. The cubic root of 216433032 is about 600.4006879113.
Adding to 216433032 its reverse (230334612), we get a palindrome (446767644).
The spelling of 216433032 in words is "two hundred sixteen million, four hundred thirty-three thousand, thirty-two".
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