Base | Representation |
---|---|
bin | 1011011001011001101001… |
… | …1010001000100101111010 |
3 | 1122100221201122100101100022 |
4 | 2312112122122020211322 |
5 | 3120302002044112014 |
6 | 42352355552210442 |
7 | 2432223053532662 |
oct | 266263232104572 |
9 | 48327648311308 |
10 | 12531010144634 |
11 | 3aa140a5a8a03 |
12 | 14a4715b39a22 |
13 | 6cb891282267 |
14 | 31470b4791a2 |
15 | 16ae611b4a8e |
hex | b659a68897a |
12531010144634 has 8 divisors (see below), whose sum is σ = 19902192582708. Its totient is φ = 5896945950400.
The previous prime is 12531010144633. The next prime is 12531010144643. The reversal of 12531010144634 is 43644101013521.
12531010144634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 11730248253025 + 800761891609 = 3424945^2 + 894853^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12531010144594 and 12531010144603.
It is not an unprimeable number, because it can be changed into a prime (12531010144633) 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, 184279560917 + ... + 184279560984.
Almost surely, 212531010144634 is an apocalyptic number.
12531010144634 is a deficient number, since it is larger than the sum of its proper divisors (7371182438074).
12531010144634 is a wasteful number, since it uses less digits than its factorization.
12531010144634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368559121920.
The product of its (nonzero) digits is 34560, while the sum is 35.
The spelling of 12531010144634 in words is "twelve trillion, five hundred thirty-one billion, ten million, one hundred forty-four thousand, six hundred thirty-four".
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