Base | Representation |
---|---|
bin | 1111100011101… |
… | …10110010110111 |
3 | 100002120121001222 |
4 | 13301312302313 |
5 | 231402310012 |
6 | 20541140555 |
7 | 3143213435 |
oct | 761666267 |
9 | 302517058 |
10 | 130510007 |
11 | 67740111 |
12 | 3785a75b |
13 | 21066974 |
14 | 13493d55 |
15 | b6ce972 |
hex | 7c76cb7 |
130510007 has 4 divisors (see below), whose sum is σ = 130562640. Its totient is φ = 130457376.
The previous prime is 130510001. The next prime is 130510021. The reversal of 130510007 is 700015031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700015031 = 73 ⋅9589247.
It is a cyclic number.
It is not a de Polignac number, because 130510007 - 216 = 130444471 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130510001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22403 + ... + 27620.
It is an arithmetic number, because the mean of its divisors is an integer number (32640660).
Almost surely, 2130510007 is an apocalyptic number.
130510007 is a deficient number, since it is larger than the sum of its proper divisors (52633).
130510007 is an equidigital number, since it uses as much as digits as its factorization.
130510007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52632.
The product of its (nonzero) digits is 105, while the sum is 17.
The square root of 130510007 is about 11424.0976448908. The cubic root of 130510007 is about 507.2412969601.
Adding to 130510007 its reverse (700015031), we get a palindrome (830525038).
The spelling of 130510007 in words is "one hundred thirty million, five hundred ten thousand, seven".
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