Base | Representation |
---|---|
bin | 11000001111000010… |
… | …00010100000010000 |
3 | 1020120202111110022010 |
4 | 30013201002200100 |
5 | 203121304102113 |
6 | 5551022542520 |
7 | 640265463354 |
oct | 140741024020 |
9 | 36522443263 |
10 | 13011003408 |
11 | 5577410487 |
12 | 2631437a40 |
13 | 12c47551b0 |
14 | 8b5dd1464 |
15 | 5123c71c3 |
hex | 307842810 |
13011003408 has 40 divisors (see below), whose sum is σ = 36197280448. Its totient is φ = 4003385472.
The previous prime is 13011003371. The next prime is 13011003409. The reversal of 13011003408 is 80430011031.
It is a super-3 number, since 3×130110034083 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (13011003409) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10424860 + ... + 10426107.
Almost surely, 213011003408 is an apocalyptic number.
It is an amenable number.
13011003408 is an abundant number, since it is smaller than the sum of its proper divisors (23186277040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13011003408 is a wasteful number, since it uses less digits than its factorization.
13011003408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20850991 (or 20850985 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 13011003408 its reverse (80430011031), we get a palindrome (93441014439).
The spelling of 13011003408 in words is "thirteen billion, eleven million, three thousand, four hundred eight".
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