Base | Representation |
---|---|
bin | 1111100000110… |
… | …11110100111111 |
3 | 100001212122221222 |
4 | 13300123310333 |
5 | 231303344112 |
6 | 20525143555 |
7 | 3140102231 |
oct | 760336477 |
9 | 301778858 |
10 | 130137407 |
11 | 67506184 |
12 | 376babbb |
13 | 20c661aa |
14 | 133d8251 |
15 | b659372 |
hex | 7c1bd3f |
130137407 has 8 divisors (see below), whose sum is σ = 133729536. Its totient is φ = 126579672.
The previous prime is 130137401. The next prime is 130137409. The reversal of 130137407 is 704731031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130137407 - 214 = 130121023 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 (130137401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833 + ... + 16154.
It is an arithmetic number, because the mean of its divisors is an integer number (16716192).
Almost surely, 2130137407 is an apocalyptic number.
130137407 is a deficient number, since it is larger than the sum of its proper divisors (3592129).
130137407 is a wasteful number, since it uses less digits than its factorization.
130137407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17197.
The product of its (nonzero) digits is 1764, while the sum is 26.
The square root of 130137407 is about 11407.7783551400. The cubic root of 130137407 is about 506.7581200818.
Adding to 130137407 its reverse (704731031), we get a palindrome (834868438).
The spelling of 130137407 in words is "one hundred thirty million, one hundred thirty-seven thousand, four hundred seven".
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