Base | Representation |
---|---|
bin | 100111010100000111… |
… | …011011100001101010 |
3 | 11000221221000002022220 |
4 | 213110013123201222 |
5 | 1142423114020320 |
6 | 31220444054510 |
7 | 3023042114460 |
oct | 472407334152 |
9 | 130857002286 |
10 | 42213423210 |
11 | 169a2416722 |
12 | 8221234436 |
13 | 3c9980393a |
14 | 2086540830 |
15 | 1170ea5e40 |
hex | 9d41db86a |
42213423210 has 128 divisors (see below), whose sum is σ = 120142794240. Its totient is φ = 9291055104.
The previous prime is 42213423181. The next prime is 42213423253. The reversal of 42213423210 is 1232431224.
It is a happy number.
42213423210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 725686 + ... + 781694.
It is an arithmetic number, because the mean of its divisors is an integer number (938615580).
Almost surely, 242213423210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42213423210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60071397120).
42213423210 is an abundant number, since it is smaller than the sum of its proper divisors (77929371030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42213423210 is a wasteful number, since it uses less digits than its factorization.
42213423210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56160.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 42213423210 its reverse (1232431224), we get a palindrome (43445854434).
The spelling of 42213423210 in words is "forty-two billion, two hundred thirteen million, four hundred twenty-three thousand, two hundred ten".
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