Base | Representation |
---|---|
bin | 1111100001100… |
… | …00010101101110 |
3 | 100002000221012122 |
4 | 13300300111232 |
5 | 231314041142 |
6 | 20531032542 |
7 | 3140602202 |
oct | 760602556 |
9 | 302027178 |
10 | 130221422 |
11 | 67563311 |
12 | 3773b752 |
13 | 20c954c6 |
14 | 1341ab02 |
15 | b6741d2 |
hex | 7c3056e |
130221422 has 4 divisors (see below), whose sum is σ = 195332136. Its totient is φ = 65110710.
The previous prime is 130221409. The next prime is 130221431. The reversal of 130221422 is 224122031.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 130221422.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32555354 + ... + 32555357.
It is an arithmetic number, because the mean of its divisors is an integer number (48833034).
Almost surely, 2130221422 is an apocalyptic number.
130221422 is a deficient number, since it is larger than the sum of its proper divisors (65110714).
130221422 is an equidigital number, since it uses as much as digits as its factorization.
130221422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65110713.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 130221422 is about 11411.4601169176. The cubic root of 130221422 is about 506.8671487505.
Adding to 130221422 its reverse (224122031), we get a palindrome (354343453).
The spelling of 130221422 in words is "one hundred thirty million, two hundred twenty-one thousand, four hundred twenty-two".
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