Base | Representation |
---|---|
bin | 1111100101011… |
… | …10100100100111 |
3 | 100010000012110121 |
4 | 13302232210213 |
5 | 231432112341 |
6 | 20550102411 |
7 | 3145154503 |
oct | 762564447 |
9 | 303005417 |
10 | 130738471 |
11 | 67886826 |
12 | 3794aa07 |
13 | 21116956 |
14 | 13513303 |
15 | b7274d1 |
hex | 7cae927 |
130738471 has 2 divisors, whose sum is σ = 130738472. Its totient is φ = 130738470.
The previous prime is 130738469. The next prime is 130738481. The reversal of 130738471 is 174837031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130738471 - 21 = 130738469 is a prime.
It is a super-3 number, since 3×1307384713 (a number of 25 digits) contains 333 as substring.
Together with 130738469, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130738441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65369235 + 65369236.
It is an arithmetic number, because the mean of its divisors is an integer number (65369236).
Almost surely, 2130738471 is an apocalyptic number.
130738471 is a deficient number, since it is larger than the sum of its proper divisors (1).
130738471 is an equidigital number, since it uses as much as digits as its factorization.
130738471 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 130738471 is about 11434.0924869445. The cubic root of 130738471 is about 507.5371077884.
The spelling of 130738471 in words is "one hundred thirty million, seven hundred thirty-eight thousand, four hundred seventy-one".
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