Base | Representation |
---|---|
bin | 110010000100… |
… | …111100000000 |
3 | 220200221102220 |
4 | 302010330000 |
5 | 11330034144 |
6 | 1145211040 |
7 | 216403242 |
oct | 62047400 |
9 | 26627386 |
10 | 13127424 |
11 | 7456912 |
12 | 4490a80 |
13 | 294820b |
14 | 1a5a092 |
15 | 1244919 |
hex | c84f00 |
13127424 has 36 divisors (see below), whose sum is σ = 34940136. Its totient is φ = 4375552.
The previous prime is 13127407. The next prime is 13127431. The reversal of 13127424 is 42472131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 13127394 and 13127403.
It is a congruent number.
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, 7779 + ... + 9314.
Almost surely, 213127424 is an apocalyptic number.
It is an amenable number.
13127424 is an abundant number, since it is smaller than the sum of its proper divisors (21812712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13127424 is an equidigital number, since it uses as much as digits as its factorization.
13127424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17112 (or 17098 counting only the distinct ones).
The product of its digits is 1344, while the sum is 24.
The square root of 13127424 is about 3623.1787148856. The cubic root of 13127424 is about 235.8992196333.
Adding to 13127424 its reverse (42472131), we get a palindrome (55599555).
The spelling of 13127424 in words is "thirteen million, one hundred twenty-seven thousand, four hundred twenty-four".
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