Base | Representation |
---|---|
bin | 1111100100101… |
… | …00001000011111 |
3 | 100002210200220122 |
4 | 13302110020133 |
5 | 231420131200 |
6 | 20543505155 |
7 | 3144223664 |
oct | 762241037 |
9 | 302720818 |
10 | 130630175 |
11 | 67812425 |
12 | 378b81bb |
13 | 210a9580 |
14 | 134c5a6b |
15 | b705385 |
hex | 7c9421f |
130630175 has 12 divisors (see below), whose sum is σ = 174441960. Its totient is φ = 96465120.
The previous prime is 130630163. The next prime is 130630177. The reversal of 130630175 is 571036031.
It is a happy number.
It is not a de Polignac number, because 130630175 - 210 = 130629151 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130630177) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200645 + ... + 201294.
It is an arithmetic number, because the mean of its divisors is an integer number (14536830).
Almost surely, 2130630175 is an apocalyptic number.
130630175 is a deficient number, since it is larger than the sum of its proper divisors (43811785).
130630175 is a wasteful number, since it uses less digits than its factorization.
130630175 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 401962 (or 401957 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 26.
The square root of 130630175 is about 11429.3558436160. The cubic root of 130630175 is about 507.3969311912.
The spelling of 130630175 in words is "one hundred thirty million, six hundred thirty thousand, one hundred seventy-five".
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