Base | Representation |
---|---|
bin | 1111100010111… |
… | …11101100101001 |
3 | 100002101210022001 |
4 | 13301133230221 |
5 | 231341243101 |
6 | 20535131001 |
7 | 3142340554 |
oct | 761375451 |
9 | 302353261 |
10 | 130415401 |
11 | 67686026 |
12 | 37813a61 |
13 | 2103289c |
14 | 1346b69b |
15 | b6b1901 |
hex | 7c5fb29 |
130415401 has 2 divisors, whose sum is σ = 130415402. Its totient is φ = 130415400.
The previous prime is 130415399. The next prime is 130415413. The reversal of 130415401 is 104514031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 128595600 + 1819801 = 11340^2 + 1349^2 .
It is an emirp because it is prime and its reverse (104514031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130415401 - 21 = 130415399 is a prime.
Together with 130415399, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (130415101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65207700 + 65207701.
It is an arithmetic number, because the mean of its divisors is an integer number (65207701).
Almost surely, 2130415401 is an apocalyptic number.
It is an amenable number.
130415401 is a deficient number, since it is larger than the sum of its proper divisors (1).
130415401 is an equidigital number, since it uses as much as digits as its factorization.
130415401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 130415401 is about 11419.9562608619. The cubic root of 130415401 is about 507.1187018393.
Adding to 130415401 its reverse (104514031), we get a palindrome (234929432).
It can be divided in two parts, 130415 and 401, that added together give a triangular number (130816 = T511).
The spelling of 130415401 in words is "one hundred thirty million, four hundred fifteen thousand, four hundred one".
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