Base | Representation |
---|---|
bin | 1111100001100… |
… | …10111110010101 |
3 | 100002001111000022 |
4 | 13300302332111 |
5 | 231314412323 |
6 | 20531154525 |
7 | 3140645516 |
oct | 760627625 |
9 | 302044008 |
10 | 130232213 |
11 | 67570431 |
12 | 37745a45 |
13 | 20c9a3a7 |
14 | 13420a0d |
15 | b6774c8 |
hex | 7c32f95 |
130232213 has 8 divisors (see below), whose sum is σ = 137281920. Its totient is φ = 123202080.
The previous prime is 130232173. The next prime is 130232227. The reversal of 130232213 is 312232031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130232213 - 218 = 129970069 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130232191 and 130232200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130282213) 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, 9956 + ... + 18962.
It is an arithmetic number, because the mean of its divisors is an integer number (17160240).
Almost surely, 2130232213 is an apocalyptic number.
It is an amenable number.
130232213 is a deficient number, since it is larger than the sum of its proper divisors (7049707).
130232213 is an equidigital number, since it uses as much as digits as its factorization.
130232213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9787.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 130232213 is about 11411.9329212890. The cubic root of 130232213 is about 506.8811491412.
Adding to 130232213 its reverse (312232031), we get a palindrome (442464244).
The spelling of 130232213 in words is "one hundred thirty million, two hundred thirty-two thousand, two hundred thirteen".
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