Base | Representation |
---|---|
bin | 10100101101000101… |
… | …000010000010111110 |
3 | 2010101022210102122101 |
4 | 110231011002002332 |
5 | 331012132132202 |
6 | 14113550135314 |
7 | 1414623326653 |
oct | 245505020276 |
9 | 63338712571 |
10 | 22231130302 |
11 | 9478991267 |
12 | 43851b153a |
13 | 21339b8894 |
14 | 110c747c2a |
15 | 8a1a86887 |
hex | 52d1420be |
22231130302 has 4 divisors (see below), whose sum is σ = 33346695456. Its totient is φ = 11115565150.
The previous prime is 22231130293. The next prime is 22231130303. The reversal of 22231130302 is 20303113222.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×222311303022 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22231130302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22231130303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557782574 + ... + 5557782577.
It is an arithmetic number, because the mean of its divisors is an integer number (8336673864).
Almost surely, 222231130302 is an apocalyptic number.
22231130302 is a deficient number, since it is larger than the sum of its proper divisors (11115565154).
22231130302 is a wasteful number, since it uses less digits than its factorization.
22231130302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11115565153.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 22231130302 its reverse (20303113222), we get a palindrome (42534243524).
The spelling of 22231130302 in words is "twenty-two billion, two hundred thirty-one million, one hundred thirty thousand, three hundred two".
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