Base | Representation |
---|---|
bin | 10111101111111110… |
… | …00011100001010010 |
3 | 1012220121012021121110 |
4 | 23313333003201102 |
5 | 202103102431214 |
6 | 5505114034150 |
7 | 630652631031 |
oct | 136777034122 |
9 | 35817167543 |
10 | 12750436434 |
11 | 545331a67a |
12 | 257a118956 |
13 | 1282782b58 |
14 | 88d564718 |
15 | 4e95a7159 |
hex | 2f7fc3852 |
12750436434 has 8 divisors (see below), whose sum is σ = 25500872880. Its totient is φ = 4250145476.
The previous prime is 12750436403. The next prime is 12750436471. The reversal of 12750436434 is 43463405721.
It is a sphenic number, since it is the product of 3 distinct primes.
12750436434 is an admirable number.
It is a super-3 number, since 3×127504364343 (a number of 31 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12750436392 and 12750436401.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062536364 + ... + 1062536375.
It is an arithmetic number, because the mean of its divisors is an integer number (3187609110).
Almost surely, 212750436434 is an apocalyptic number.
12750436434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12750436434 is a wasteful number, since it uses less digits than its factorization.
12750436434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2125072744.
The product of its (nonzero) digits is 241920, while the sum is 39.
The spelling of 12750436434 in words is "twelve billion, seven hundred fifty million, four hundred thirty-six thousand, four hundred thirty-four".
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