Base | Representation |
---|---|
bin | 1111100011111… |
… | …10001100101011 |
3 | 100002122010200002 |
4 | 13301332030223 |
5 | 231404242311 |
6 | 20541533215 |
7 | 3143401025 |
oct | 761761453 |
9 | 302563602 |
10 | 130540331 |
11 | 67760979 |
12 | 3787420b |
13 | 210776cc |
14 | 134a1015 |
15 | b6d893b |
hex | 7c7e32b |
130540331 has 8 divisors (see below), whose sum is σ = 138774384. Its totient is φ = 122368000.
The previous prime is 130540327. The next prime is 130540373. The reversal of 130540331 is 133045031.
It is a happy number.
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 130540331 - 22 = 130540327 is a prime.
It is a super-2 number, since 2×1305403312 = 34081556035179122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130540031) 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 in 7 ways as a sum of consecutive naturals, for example, 11030 + ... + 19563.
It is an arithmetic number, because the mean of its divisors is an integer number (17346798).
Almost surely, 2130540331 is an apocalyptic number.
130540331 is a deficient number, since it is larger than the sum of its proper divisors (8234053).
130540331 is a wasteful number, since it uses less digits than its factorization.
130540331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30861.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 130540331 is about 11425.4247623447. The cubic root of 130540331 is about 507.2805797561.
Adding to 130540331 its reverse (133045031), we get a palindrome (263585362).
The spelling of 130540331 in words is "one hundred thirty million, five hundred forty thousand, three hundred thirty-one".
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