Base | Representation |
---|---|
bin | 11000101010100110… |
… | …01000110000000100 |
3 | 1021011212121111021111 |
4 | 30111103020300010 |
5 | 204110003140004 |
6 | 10030003054404 |
7 | 646104116500 |
oct | 142523106004 |
9 | 37155544244 |
10 | 13242240004 |
11 | 5685998a04 |
12 | 2696971404 |
13 | 1330628296 |
14 | 8d89c5300 |
15 | 527851a04 |
hex | 3154c8c04 |
13242240004 has 36 divisors (see below), whose sum is σ = 27326726364. Its totient is φ = 5597496576.
The previous prime is 13242239999. The next prime is 13242240017. The reversal of 13242240004 is 40004224231.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 5314118404 + 7928121600 = 72898^2 + 89040^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 448449 + ... + 477064.
Almost surely, 213242240004 is an apocalyptic number.
13242240004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
13242240004 is an abundant number, since it is smaller than the sum of its proper divisors (14084486360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13242240004 is a wasteful number, since it uses less digits than its factorization.
13242240004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 925604 (or 925595 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 13242240004 its reverse (40004224231), we get a palindrome (53246464235).
The spelling of 13242240004 in words is "thirteen billion, two hundred forty-two million, two hundred forty thousand, four".
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