Base | Representation |
---|---|
bin | 1011110101000101110… |
… | …1101111000001111110 |
3 | 201102120110111110122010 |
4 | 2331101131233001332 |
5 | 11312203413242342 |
6 | 233210200432050 |
7 | 20453143205232 |
oct | 2752135570176 |
9 | 642513443563 |
10 | 203230212222 |
11 | 7920a17a484 |
12 | 33479478626 |
13 | 1621a60845b |
14 | 9b9d0d25c2 |
15 | 5446d3e29c |
hex | 2f5176f07e |
203230212222 has 64 divisors (see below), whose sum is σ = 434124546624. Its totient is φ = 63203573760.
The previous prime is 203230212217. The next prime is 203230212223. The reversal of 203230212222 is 222212032302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203230212223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10233022 + ... + 10252862.
It is an arithmetic number, because the mean of its divisors is an integer number (6783196041).
Almost surely, 2203230212222 is an apocalyptic number.
203230212222 is an abundant number, since it is smaller than the sum of its proper divisors (230894334402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203230212222 is a wasteful number, since it uses less digits than its factorization.
203230212222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20733.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 203230212222 its reverse (222212032302), we get a palindrome (425442244524).
The spelling of 203230212222 in words is "two hundred three billion, two hundred thirty million, two hundred twelve thousand, two hundred twenty-two".
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