Base | Representation |
---|---|
bin | 11000001111000011… |
… | …00010001001011111 |
3 | 1020120202202001002200 |
4 | 30013201202021133 |
5 | 203121322224043 |
6 | 5551025422543 |
7 | 640266543300 |
oct | 140741421137 |
9 | 36522661080 |
10 | 13011133023 |
11 | 55774998a9 |
12 | 263149aa53 |
13 | 12c479c1a5 |
14 | 8b60267a7 |
15 | 5124007d3 |
hex | 30786225f |
13011133023 has 36 divisors (see below), whose sum is σ = 21877556688. Its totient is φ = 7429726080.
The previous prime is 13011133013. The next prime is 13011133103. The reversal of 13011133023 is 32033111031.
It is a happy number.
13011133023 is a `hidden beast` number, since 1 + 301 + 11 + 330 + 23 = 666.
It is not a de Polignac number, because 13011133023 - 225 = 12977578591 is a prime.
It is a super-2 number, since 2×130111330232 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13011132987 and 13011133005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13011133013) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 670903 + ... + 690023.
It is an arithmetic number, because the mean of its divisors is an integer number (607709908).
Almost surely, 213011133023 is an apocalyptic number.
13011133023 is a deficient number, since it is larger than the sum of its proper divisors (8866423665).
13011133023 is a wasteful number, since it uses less digits than its factorization.
13011133023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20684 (or 20674 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 13011133023 its reverse (32033111031), we get a palindrome (45044244054).
The spelling of 13011133023 in words is "thirteen billion, eleven million, one hundred thirty-three thousand, twenty-three".
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