Base | Representation |
---|---|
bin | 1111100001101… |
… | …00001100111100 |
3 | 100002001201220122 |
4 | 13300310030330 |
5 | 231320042434 |
6 | 20531234112 |
7 | 3140666264 |
oct | 760641474 |
9 | 302051818 |
10 | 130237244 |
11 | 67574195 |
12 | 37748938 |
13 | 20c9c777 |
14 | 134227a4 |
15 | b678c2e |
hex | 7c3433c |
130237244 has 12 divisors (see below), whose sum is σ = 230265504. Its totient is φ = 64447104.
The previous prime is 130237243. The next prime is 130237253. The reversal of 130237244 is 442732031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130237243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167444 + ... + 168219.
It is an arithmetic number, because the mean of its divisors is an integer number (19188792).
Almost surely, 2130237244 is an apocalyptic number.
It is an amenable number.
130237244 is a deficient number, since it is larger than the sum of its proper divisors (100028260).
130237244 is a wasteful number, since it uses less digits than its factorization.
130237244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335764 (or 335762 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 26.
The square root of 130237244 is about 11412.1533463234. The cubic root of 130237244 is about 506.8876761649.
Adding to 130237244 its reverse (442732031), we get a palindrome (572969275).
The spelling of 130237244 in words is "one hundred thirty million, two hundred thirty-seven thousand, two hundred forty-four".
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