Base | Representation |
---|---|
bin | 111100101111001111… |
… | …1001001101101110001 |
3 | 110110200012001002122020 |
4 | 1321132133021231301 |
5 | 4114112131242231 |
6 | 135530510302053 |
7 | 12265165530135 |
oct | 1713637115561 |
9 | 413605032566 |
10 | 130434243441 |
11 | 50353803707 |
12 | 213421b7929 |
13 | c3b8b45708 |
14 | 64550253c5 |
15 | 35d603d396 |
hex | 1e5e7c9b71 |
130434243441 has 4 divisors (see below), whose sum is σ = 173912324592. Its totient is φ = 86956162292.
The previous prime is 130434243437. The next prime is 130434243461. The reversal of 130434243441 is 144342434031.
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: 144342434031 = 3 ⋅48114144677.
It is a cyclic number.
It is not a de Polignac number, because 130434243441 - 22 = 130434243437 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130434243431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21739040571 + ... + 21739040576.
It is an arithmetic number, because the mean of its divisors is an integer number (43478081148).
Almost surely, 2130434243441 is an apocalyptic number.
It is an amenable number.
130434243441 is a deficient number, since it is larger than the sum of its proper divisors (43478081151).
130434243441 is an equidigital number, since it uses as much as digits as its factorization.
130434243441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43478081150.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 130434243441 its reverse (144342434031), we get a palindrome (274776677472).
The spelling of 130434243441 in words is "one hundred thirty billion, four hundred thirty-four million, two hundred forty-three thousand, four hundred forty-one".
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