Base | Representation |
---|---|
bin | 1111100000001… |
… | …01010100100011 |
3 | 100001200222111121 |
4 | 13300011110203 |
5 | 231242421334 |
6 | 20523153111 |
7 | 3136236403 |
oct | 760052443 |
9 | 301628447 |
10 | 130045219 |
11 | 67452997 |
12 | 37675797 |
13 | 20c33245 |
14 | 133b2803 |
15 | b63bdb4 |
hex | 7c05523 |
130045219 has 2 divisors, whose sum is σ = 130045220. Its totient is φ = 130045218.
The previous prime is 130045213. The next prime is 130045241. The reversal of 130045219 is 912540031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130045219 - 23 = 130045211 is a prime.
It is a super-2 number, since 2×1300452192 = 33823517969515922, which contains 22 as substring.
It is equal to p7380601 and since 130045219 and 7380601 have the same sum of digits, it is a Honaker prime.
It is a junction number, because it is equal to n+sod(n) for n = 130045193 and 130045202.
It is not a weakly prime, because it can be changed into another prime (130045211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65022609 + 65022610.
It is an arithmetic number, because the mean of its divisors is an integer number (65022610).
Almost surely, 2130045219 is an apocalyptic number.
130045219 is a deficient number, since it is larger than the sum of its proper divisors (1).
130045219 is an equidigital number, since it uses as much as digits as its factorization.
130045219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 130045219 is about 11403.7370629106. The cubic root of 130045219 is about 506.6384310692.
The spelling of 130045219 in words is "one hundred thirty million, forty-five thousand, two hundred nineteen".
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