Base | Representation |
---|---|
bin | 11000001101110101… |
… | …11111101100011000 |
3 | 1020120001201202221100 |
4 | 30012322333230120 |
5 | 203111230433144 |
6 | 5550025111400 |
7 | 640114635534 |
oct | 140672775430 |
9 | 36501652840 |
10 | 13001030424 |
11 | 5571819648 |
12 | 262a028560 |
13 | 12c2672a15 |
14 | 8b4956bc4 |
15 | 5115a7269 |
hex | 306ebfb18 |
13001030424 has 24 divisors (see below), whose sum is σ = 35211124260. Its totient is φ = 4333676784.
The previous prime is 13001030369. The next prime is 13001030429. The reversal of 13001030424 is 42403010031.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 13001030397 and 13001030406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13001030429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90284862 + ... + 90285005.
Almost surely, 213001030424 is an apocalyptic number.
It is an amenable number.
13001030424 is an abundant number, since it is smaller than the sum of its proper divisors (22210093836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13001030424 is a wasteful number, since it uses less digits than its factorization.
13001030424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180569879 (or 180569872 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13001030424 its reverse (42403010031), we get a palindrome (55404040455).
The spelling of 13001030424 in words is "thirteen billion, one million, thirty thousand, four hundred twenty-four".
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