Base | Representation |
---|---|
bin | 1111100001100… |
… | …00110001101011 |
3 | 100002001000122220 |
4 | 13300300301223 |
5 | 231314120321 |
6 | 20531045123 |
7 | 3140610336 |
oct | 760606153 |
9 | 302030586 |
10 | 130223211 |
11 | 67564698 |
12 | 377407a3 |
13 | 20c96271 |
14 | 1341b61d |
15 | b6749c6 |
hex | 7c30c6b |
130223211 has 8 divisors (see below), whose sum is σ = 173790864. Its totient is φ = 86735520.
The previous prime is 130223189. The next prime is 130223231. The reversal of 130223211 is 112322031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130223211 - 26 = 130223147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130223231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16080 + ... + 22781.
It is an arithmetic number, because the mean of its divisors is an integer number (21723858).
Almost surely, 2130223211 is an apocalyptic number.
130223211 is a deficient number, since it is larger than the sum of its proper divisors (43567653).
130223211 is a wasteful number, since it uses less digits than its factorization.
130223211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39981.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 130223211 is about 11411.5385027611. The cubic root of 130223211 is about 506.8694698770.
Adding to 130223211 its reverse (112322031), we get a palindrome (242545242).
The spelling of 130223211 in words is "one hundred thirty million, two hundred twenty-three thousand, two hundred eleven".
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