Base | Representation |
---|---|
bin | 1111011111111… |
… | …11110010001110 |
3 | 100001122211101201 |
4 | 13233333302032 |
5 | 231241210132 |
6 | 20522500114 |
7 | 3136113316 |
oct | 757776216 |
9 | 301584351 |
10 | 130022542 |
11 | 67437951 |
12 | 3766463a |
13 | 20c25b20 |
14 | 133a8446 |
15 | b6352e7 |
hex | 7bffc8e |
130022542 has 16 divisors (see below), whose sum is σ = 219169440. Its totient is φ = 57400992.
The previous prime is 130022509. The next prime is 130022549. The reversal of 130022542 is 245220031.
It is a super-2 number, since 2×1300225422 = 33811722856283528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130022549) 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, 108117 + ... + 109312.
It is an arithmetic number, because the mean of its divisors is an integer number (13698090).
Almost surely, 2130022542 is an apocalyptic number.
130022542 is a deficient number, since it is larger than the sum of its proper divisors (89146898).
130022542 is a wasteful number, since it uses less digits than its factorization.
130022542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217467.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 130022542 is about 11402.7427402358. The cubic root of 130022542 is about 506.6089805246.
Adding to 130022542 its reverse (245220031), we get a palindrome (375242573).
The spelling of 130022542 in words is "one hundred thirty million, twenty-two thousand, five hundred forty-two".
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