Base | Representation |
---|---|
bin | 11000100110101001… |
… | …10110000001100101 |
3 | 1021002120022111012222 |
4 | 30103110312001211 |
5 | 204023014230112 |
6 | 10022421322125 |
7 | 645222531203 |
oct | 142324660145 |
9 | 37076274188 |
10 | 13209133157 |
11 | 5669236280 |
12 | 2687866345 |
13 | 132680612c |
14 | 8d4448073 |
15 | 5249b2372 |
hex | 313536065 |
13209133157 has 4 divisors (see below), whose sum is σ = 14409963456. Its totient is φ = 12008302860.
The previous prime is 13209133123. The next prime is 13209133213. The reversal of 13209133157 is 75133190231.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13209133157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13209153157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600415133 + ... + 600415154.
It is an arithmetic number, because the mean of its divisors is an integer number (3602490864).
Almost surely, 213209133157 is an apocalyptic number.
It is an amenable number.
13209133157 is a deficient number, since it is larger than the sum of its proper divisors (1200830299).
13209133157 is a wasteful number, since it uses less digits than its factorization.
13209133157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1200830298.
The product of its (nonzero) digits is 17010, while the sum is 35.
The spelling of 13209133157 in words is "thirteen billion, two hundred nine million, one hundred thirty-three thousand, one hundred fifty-seven".
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