Base | Representation |
---|---|
bin | 1111100100000… |
… | …01000110011001 |
3 | 100002122201222022 |
4 | 13302001012121 |
5 | 231410132332 |
6 | 20542104225 |
7 | 3143450465 |
oct | 762010631 |
9 | 302581868 |
10 | 130552217 |
11 | 677698a4 |
12 | 3787b075 |
13 | 2107cc43 |
14 | 134a54a5 |
15 | b6dc212 |
hex | 7c81199 |
130552217 has 2 divisors, whose sum is σ = 130552218. Its totient is φ = 130552216.
The previous prime is 130552193. The next prime is 130552271. The reversal of 130552217 is 712255031.
Together with next prime (130552271) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 68079001 + 62473216 = 8251^2 + 7904^2 .
It is a cyclic number.
It is not a de Polignac number, because 130552217 - 26 = 130552153 is a prime.
It is not a weakly prime, because it can be changed into another prime (130552817) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65276108 + 65276109.
It is an arithmetic number, because the mean of its divisors is an integer number (65276109).
Almost surely, 2130552217 is an apocalyptic number.
It is an amenable number.
130552217 is a deficient number, since it is larger than the sum of its proper divisors (1).
130552217 is an equidigital number, since it uses as much as digits as its factorization.
130552217 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 130552217 is about 11425.9449062211. The cubic root of 130552217 is about 507.2959756467.
The spelling of 130552217 in words is "one hundred thirty million, five hundred fifty-two thousand, two hundred seventeen".
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