Base | Representation |
---|---|
bin | 1111011111110… |
… | …11000101110001 |
3 | 100001121212000112 |
4 | 13233323011301 |
5 | 231240101223 |
6 | 20522231105 |
7 | 3136003256 |
oct | 757730561 |
9 | 301555015 |
10 | 130003313 |
11 | 67424460 |
12 | 37655495 |
13 | 20c1a14b |
14 | 133a142d |
15 | b62e778 |
hex | 7bfb171 |
130003313 has 4 divisors (see below), whose sum is σ = 141821808. Its totient is φ = 118184820.
The previous prime is 130003303. The next prime is 130003351. The reversal of 130003313 is 313300031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 313300031 = 11 ⋅28481821.
It is a cyclic number.
It is not a de Polignac number, because 130003313 - 24 = 130003297 is a prime.
It is a super-2 number, since 2×1300033132 = 33801722781951938, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130003303) 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, 5909231 + ... + 5909252.
It is an arithmetic number, because the mean of its divisors is an integer number (35455452).
Almost surely, 2130003313 is an apocalyptic number.
It is an amenable number.
130003313 is a deficient number, since it is larger than the sum of its proper divisors (11818495).
130003313 is a wasteful number, since it uses less digits than its factorization.
130003313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11818494.
The product of its (nonzero) digits is 81, while the sum is 14.
The square root of 130003313 is about 11401.8995347267. The cubic root of 130003313 is about 506.5840052032.
Adding to 130003313 its reverse (313300031), we get a palindrome (443303344).
The spelling of 130003313 in words is "one hundred thirty million, three thousand, three hundred thirteen".
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