Base | Representation |
---|---|
bin | 11000100101100101… |
… | …11000101011010100 |
3 | 1021001221120012221001 |
4 | 30102302320223110 |
5 | 204013224343444 |
6 | 10021502433044 |
7 | 645054053563 |
oct | 142262705324 |
9 | 37057505831 |
10 | 13200231124 |
11 | 5664206023 |
12 | 2684892784 |
13 | 1324a0a262 |
14 | 8d31abbda |
15 | 523d048d4 |
hex | 312cb8ad4 |
13200231124 has 24 divisors (see below), whose sum is σ = 23320379880. Its totient is φ = 6537478656.
The previous prime is 13200231101. The next prime is 13200231167. The reversal of 13200231124 is 42113200231.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1553936400 + 11646294724 = 39420^2 + 107918^2 .
It is a super-2 number, since 2×132002311242 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224082 + ... + 276790.
It is an arithmetic number, because the mean of its divisors is an integer number (971682495).
Almost surely, 213200231124 is an apocalyptic number.
It is an amenable number.
13200231124 is a deficient number, since it is larger than the sum of its proper divisors (10120148756).
13200231124 is a wasteful number, since it uses less digits than its factorization.
13200231124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53307 (or 53305 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 13200231124 its reverse (42113200231), we get a palindrome (55313431355).
The spelling of 13200231124 in words is "thirteen billion, two hundred million, two hundred thirty-one thousand, one hundred twenty-four".
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