Base | Representation |
---|---|
bin | 1111100100110… |
… | …10110000010101 |
3 | 100002212002010022 |
4 | 13302122300111 |
5 | 231422013201 |
6 | 20544234525 |
7 | 3144366035 |
oct | 762326025 |
9 | 302762108 |
10 | 130657301 |
11 | 67830845 |
12 | 3790ba45 |
13 | 210b8a18 |
14 | 134d18c5 |
15 | b70d41b |
hex | 7c9ac15 |
130657301 has 2 divisors, whose sum is σ = 130657302. Its totient is φ = 130657300.
The previous prime is 130657279. The next prime is 130657327. The reversal of 130657301 is 103756031.
It is a happy number.
It is an a-pointer prime, because the next prime (130657327) can be obtained adding 130657301 to its sum of digits (26).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 97318225 + 33339076 = 9865^2 + 5774^2 .
It is an emirp because it is prime and its reverse (103756031) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130657301 is a prime.
It is equal to p7413272 and since 130657301 and 7413272 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130657381) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65328650 + 65328651.
It is an arithmetic number, because the mean of its divisors is an integer number (65328651).
Almost surely, 2130657301 is an apocalyptic number.
It is an amenable number.
130657301 is a deficient number, since it is larger than the sum of its proper divisors (1).
130657301 is an equidigital number, since it uses as much as digits as its factorization.
130657301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1890, while the sum is 26.
The square root of 130657301 is about 11430.5424630680. The cubic root of 130657301 is about 507.4320499187.
The spelling of 130657301 in words is "one hundred thirty million, six hundred fifty-seven thousand, three hundred one".
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