Base | Representation |
---|---|
bin | 11000011001110000… |
… | …11110001110000001 |
3 | 1020211000220101202022 |
4 | 30030320132032001 |
5 | 203312331013241 |
6 | 10004000331225 |
7 | 642440636336 |
oct | 141470361601 |
9 | 36730811668 |
10 | 13101032321 |
11 | 5613211543 |
12 | 2657613b15 |
13 | 130a2b7340 |
14 | 8c3d4898d |
15 | 51a25c54b |
hex | 30ce1e381 |
13101032321 has 8 divisors (see below), whose sum is σ = 14110330920. Its totient is φ = 12091951872.
The previous prime is 13101032239. The next prime is 13101032339. The reversal of 13101032321 is 12323010131.
It can be written as a sum of positive squares in 4 ways, for example, as 4252996225 + 8848036096 = 65215^2 + 94064^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-13101032321 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13101032321.
It is not an unprimeable number, because it can be changed into a prime (13101037321) 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, 83075 + ... + 181943.
It is an arithmetic number, because the mean of its divisors is an integer number (1763791365).
Almost surely, 213101032321 is an apocalyptic number.
It is an amenable number.
13101032321 is a deficient number, since it is larger than the sum of its proper divisors (1009298599).
13101032321 is a wasteful number, since it uses less digits than its factorization.
13101032321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109075.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13101032321 its reverse (12323010131), we get a palindrome (25424042452).
The spelling of 13101032321 in words is "thirteen billion, one hundred one million, thirty-two thousand, three hundred twenty-one".
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