Base | Representation |
---|---|
bin | 11000011100101000… |
… | …01001000111010110 |
3 | 1020212201010021211010 |
4 | 30032110021013112 |
5 | 203340004010001 |
6 | 10010215353050 |
7 | 643152124110 |
oct | 141624110726 |
9 | 36781107733 |
10 | 13125063126 |
11 | 562583520a |
12 | 2663682786 |
13 | 131227c356 |
14 | 8c72023b0 |
15 | 51c4078d6 |
hex | 30e5091d6 |
13125063126 has 32 divisors (see below), whose sum is σ = 30067907328. Its totient is φ = 3741547680.
The previous prime is 13125063121. The next prime is 13125063199. The reversal of 13125063126 is 62136052131.
It is a super-2 number, since 2×131250631262 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13125063093 and 13125063102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13125063121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334105 + ... + 371316.
It is an arithmetic number, because the mean of its divisors is an integer number (939622104).
Almost surely, 213125063126 is an apocalyptic number.
13125063126 is an abundant number, since it is smaller than the sum of its proper divisors (16942844202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13125063126 is a wasteful number, since it uses less digits than its factorization.
13125063126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 705876.
The product of its (nonzero) digits is 6480, while the sum is 30.
It can be divided in two parts, 131250 and 63126, that added together give a triangular number (194376 = T623).
The spelling of 13125063126 in words is "thirteen billion, one hundred twenty-five million, sixty-three thousand, one hundred twenty-six".
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