Base | Representation |
---|---|
bin | 10111111001011110… |
… | …01010010101101101 |
3 | 1020010011012110111012 |
4 | 23330233022111231 |
5 | 202234004444031 |
6 | 5521042435005 |
7 | 632641346015 |
oct | 137457122555 |
9 | 36104173435 |
10 | 12830156141 |
11 | 549431a230 |
12 | 25a0962a65 |
13 | 129614578a |
14 | 899d96c45 |
15 | 5015a2b2b |
hex | 2fcbca56d |
12830156141 has 8 divisors (see below), whose sum is σ = 14001833664. Its totient is φ = 11659361920.
The previous prime is 12830156137. The next prime is 12830156161. The reversal of 12830156141 is 14165103821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12830156141 - 22 = 12830156137 is a prime.
It is a super-3 number, since 3×128301561413 (a number of 31 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 junction number, because it is equal to n+sod(n) for n = 12830156098 and 12830156107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12830156161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190265 + ... + 248718.
It is an arithmetic number, because the mean of its divisors is an integer number (1750229208).
Almost surely, 212830156141 is an apocalyptic number.
12830156141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12830156141 is a deficient number, since it is larger than the sum of its proper divisors (1171677523).
12830156141 is a wasteful number, since it uses less digits than its factorization.
12830156141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441651.
The product of its (nonzero) digits is 5760, while the sum is 32.
Adding to 12830156141 its reverse (14165103821), we get a palindrome (26995259962).
The spelling of 12830156141 in words is "twelve billion, eight hundred thirty million, one hundred fifty-six thousand, one hundred forty-one".
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