Base | Representation |
---|---|
bin | 11000011001101010… |
… | …00000100001010100 |
3 | 1020210222012021002211 |
4 | 30030311000201110 |
5 | 203312112433434 |
6 | 10003525043204 |
7 | 642430135024 |
oct | 141465004124 |
9 | 36728167084 |
10 | 13100124244 |
11 | 5612751269 |
12 | 2657256504 |
13 | 130a059c0c |
14 | 8c3b8da84 |
15 | 51a12d464 |
hex | 30cd40854 |
13100124244 has 24 divisors (see below), whose sum is σ = 23558454920. Its totient is φ = 6369342336.
The previous prime is 13100124241. The next prime is 13100124251. The reversal of 13100124244 is 44242100131.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 6074331844 + 7025792400 = 77938^2 + 83820^2 .
It is a super-2 number, since 2×131001242442 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13100124241) 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, 240034 + ... + 289510.
Almost surely, 213100124244 is an apocalyptic number.
It is an amenable number.
13100124244 is a deficient number, since it is larger than the sum of its proper divisors (10458330676).
13100124244 is a wasteful number, since it uses less digits than its factorization.
13100124244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51307 (or 51305 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 13100124244 its reverse (44242100131), we get a palindrome (57342224375).
The spelling of 13100124244 in words is "thirteen billion, one hundred million, one hundred twenty-four thousand, two hundred forty-four".
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