Base | Representation |
---|---|
bin | 1111100001111… |
… | …10001111010000 |
3 | 100002010211022011 |
4 | 13300332033100 |
5 | 231322401402 |
6 | 20532152304 |
7 | 3141230161 |
oct | 760761720 |
9 | 302124264 |
10 | 130278352 |
11 | 675a2066 |
12 | 37768694 |
13 | 20cb53a9 |
14 | 13433768 |
15 | b685ed7 |
hex | 7c3e3d0 |
130278352 has 10 divisors (see below), whose sum is σ = 252414338. Its totient is φ = 65139168.
The previous prime is 130278349. The next prime is 130278367. The reversal of 130278352 is 253872031.
It can be written as a sum of positive squares in only one way, i.e., 78783376 + 51494976 = 8876^2 + 7176^2 .
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, 4071183 + ... + 4071214.
Almost surely, 2130278352 is an apocalyptic number.
It is an amenable number.
130278352 is a deficient number, since it is larger than the sum of its proper divisors (122135986).
130278352 is an equidigital number, since it uses as much as digits as its factorization.
130278352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8142405 (or 8142399 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 130278352 is about 11413.9542665984. The cubic root of 130278352 is about 506.9410017881.
The spelling of 130278352 in words is "one hundred thirty million, two hundred seventy-eight thousand, three hundred fifty-two".
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