Base | Representation |
---|---|
bin | 111100100101011000… |
… | …0011001101110000011 |
3 | 110102211010011102101101 |
4 | 1321022300121232003 |
5 | 4112422411033443 |
6 | 135434003315231 |
7 | 12254036063401 |
oct | 1711260315603 |
9 | 412733142341 |
10 | 130103221123 |
11 | 501a3970747 |
12 | 2126b37bb17 |
13 | c3653a5515 |
14 | 6423098471 |
15 | 35b6e5284d |
hex | 1e4ac19b83 |
130103221123 has 4 divisors (see below), whose sum is σ = 130125654648. Its totient is φ = 130080787600.
The previous prime is 130103221111. The next prime is 130103221141. The reversal of 130103221123 is 321122301031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321122301031 = 7 ⋅45874614433.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130103221123 is a prime.
It is a super-2 number, since 2×1301032211232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 130103221123.
It is not an unprimeable number, because it can be changed into a prime (130103221153) 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, 11208061 + ... + 11219662.
It is an arithmetic number, because the mean of its divisors is an integer number (32531413662).
Almost surely, 2130103221123 is an apocalyptic number.
130103221123 is a deficient number, since it is larger than the sum of its proper divisors (22433525).
130103221123 is an equidigital number, since it uses as much as digits as its factorization.
130103221123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22433524.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 130103221123 its reverse (321122301031), we get a palindrome (451225522154).
The spelling of 130103221123 in words is "one hundred thirty billion, one hundred three million, two hundred twenty-one thousand, one hundred twenty-three".
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