Base | Representation |
---|---|
bin | 111100100110010100… |
… | …1101010001111111101 |
3 | 110102220022222101010111 |
4 | 1321030221222033331 |
5 | 4113004030231003 |
6 | 135441100510021 |
7 | 12254603214265 |
oct | 1711451521775 |
9 | 412808871114 |
10 | 130135008253 |
11 | 5020a9018a8 |
12 | 21279b4b311 |
13 | c36bb54a83 |
14 | 64273b07a5 |
15 | 35b9b30e6d |
hex | 1e4ca6a3fd |
130135008253 has 4 divisors (see below), whose sum is σ = 130143365308. Its totient is φ = 130126651200.
The previous prime is 130135008247. The next prime is 130135008281. The reversal of 130135008253 is 352800531031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352800531031 = 13 ⋅27138502387.
It can be written as a sum of positive squares in 2 ways, for example, as 95677625124 + 34457383129 = 309318^2 + 185627^2 .
It is a cyclic number.
It is not a de Polignac number, because 130135008253 - 217 = 130134877181 is a prime.
It is a super-3 number, since 3×1301350082533 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130135008203) 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, 4155126 + ... + 4186327.
It is an arithmetic number, because the mean of its divisors is an integer number (32535841327).
Almost surely, 2130135008253 is an apocalyptic number.
It is an amenable number.
130135008253 is a deficient number, since it is larger than the sum of its proper divisors (8357055).
130135008253 is an equidigital number, since it uses as much as digits as its factorization.
130135008253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8357054.
The product of its (nonzero) digits is 10800, while the sum is 31.
Adding to 130135008253 its reverse (352800531031), we get a palindrome (482935539284).
The spelling of 130135008253 in words is "one hundred thirty billion, one hundred thirty-five million, eight thousand, two hundred fifty-three".
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