Base | Representation |
---|---|
bin | 10011000011111001… |
… | …11111001111011110 |
3 | 222102011210010022210 |
4 | 21201330333033132 |
5 | 131424211442342 |
6 | 4411235221250 |
7 | 511406501340 |
oct | 114174771736 |
9 | 28364703283 |
10 | 10233312222 |
11 | 438148aa31 |
12 | 1b97147826 |
13 | c71139243 |
14 | 6d1137290 |
15 | 3ed5e779c |
hex | 261f3f3de |
10233312222 has 64 divisors (see below), whose sum is σ = 24057100800. Its totient is φ = 2840697216.
The previous prime is 10233312203. The next prime is 10233312227. The reversal of 10233312222 is 22221333201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10233312227) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1172029 + ... + 1180727.
It is an arithmetic number, because the mean of its divisors is an integer number (375892200).
Almost surely, 210233312222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10233312222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12028550400).
10233312222 is an abundant number, since it is smaller than the sum of its proper divisors (13823788578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10233312222 is a wasteful number, since it uses less digits than its factorization.
10233312222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9505.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 10233312222 its reverse (22221333201), we get a palindrome (32454645423).
The spelling of 10233312222 in words is "ten billion, two hundred thirty-three million, three hundred twelve thousand, two hundred twenty-two".
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