Base | Representation |
---|---|
bin | 111100100101010110… |
… | …1010110011010000110 |
3 | 110102211001122202222212 |
4 | 1321022231112122012 |
5 | 4112422204434001 |
6 | 135433534223422 |
7 | 12254026222136 |
oct | 1711255263206 |
9 | 412731582885 |
10 | 130102421126 |
11 | 501a3474697 |
12 | 2126b054b72 |
13 | c365185352 |
14 | 6422d2aac6 |
15 | 35b6d457bb |
hex | 1e4ab56686 |
130102421126 has 4 divisors (see below), whose sum is σ = 195153631692. Its totient is φ = 65051210562.
The previous prime is 130102421123. The next prime is 130102421147. The reversal of 130102421126 is 621124201031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 621124201031 = 167 ⋅3719306593.
It is a super-2 number, since 2×1301024211262 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130102421123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32525605280 + ... + 32525605283.
It is an arithmetic number, because the mean of its divisors is an integer number (48788407923).
Almost surely, 2130102421126 is an apocalyptic number.
130102421126 is a deficient number, since it is larger than the sum of its proper divisors (65051210566).
130102421126 is an equidigital number, since it uses as much as digits as its factorization.
130102421126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65051210565.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 130102421126 its reverse (621124201031), we get a palindrome (751226622157).
The spelling of 130102421126 in words is "one hundred thirty billion, one hundred two million, four hundred twenty-one thousand, one hundred twenty-six".
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