Base | Representation |
---|---|
bin | 1111100110110… |
… | …00100100000111 |
3 | 100010022221101222 |
4 | 13303120210013 |
5 | 232003113341 |
6 | 20553510555 |
7 | 3146502116 |
oct | 763304407 |
9 | 303287358 |
10 | 130910471 |
11 | 67993a7a |
12 | 37a1245b |
13 | 21177023 |
14 | 13559c7d |
15 | b75d44b |
hex | 7cd8907 |
130910471 has 2 divisors, whose sum is σ = 130910472. Its totient is φ = 130910470.
The previous prime is 130910459. The next prime is 130910497. The reversal of 130910471 is 174019031.
It is an a-pointer prime, because the next prime (130910497) can be obtained adding 130910471 to its sum of digits (26).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130910471 - 26 = 130910407 is a prime.
It is a super-3 number, since 3×1309104713 (a number of 25 digits) contains 333 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130910471.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130910431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65455235 + 65455236.
It is an arithmetic number, because the mean of its divisors is an integer number (65455236).
Almost surely, 2130910471 is an apocalyptic number.
130910471 is a deficient number, since it is larger than the sum of its proper divisors (1).
130910471 is an equidigital number, since it uses as much as digits as its factorization.
130910471 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 756, while the sum is 26.
The square root of 130910471 is about 11441.6113812697. The cubic root of 130910471 is about 507.7595827986.
The spelling of 130910471 in words is "one hundred thirty million, nine hundred ten thousand, four hundred seventy-one".
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