Base | Representation |
---|---|
bin | 11000110100011111… |
… | …01100110011110101 |
3 | 1021101122202120120110 |
4 | 30122033230303311 |
5 | 204242224201310 |
6 | 10042125453233 |
7 | 651132355035 |
oct | 143217546365 |
9 | 37348676513 |
10 | 13325225205 |
11 | 5718818a16 |
12 | 26ba711219 |
13 | 1344892356 |
14 | 905a278c5 |
15 | 52ec94d20 |
hex | 31a3eccf5 |
13325225205 has 16 divisors (see below), whose sum is σ = 21519618624. Its totient is φ = 7040367360.
The previous prime is 13325225201. The next prime is 13325225227. The reversal of 13325225205 is 50252252331.
It is not a de Polignac number, because 13325225205 - 22 = 13325225201 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13325225201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4149556 + ... + 4152765.
It is an arithmetic number, because the mean of its divisors is an integer number (1344976164).
Almost surely, 213325225205 is an apocalyptic number.
13325225205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13325225205 is a deficient number, since it is larger than the sum of its proper divisors (8194393419).
13325225205 is a wasteful number, since it uses less digits than its factorization.
13325225205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8302436.
The product of its (nonzero) digits is 18000, while the sum is 30.
Adding to 13325225205 its reverse (50252252331), we get a palindrome (63577477536).
The spelling of 13325225205 in words is "thirteen billion, three hundred twenty-five million, two hundred twenty-five thousand, two hundred five".
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