Base | Representation |
---|---|
bin | 11000111111111001… |
… | …10010000101101001 |
3 | 1021122022211212000201 |
4 | 30133330302011221 |
5 | 204441224220020 |
6 | 10055425032201 |
7 | 653404006003 |
oct | 143774620551 |
9 | 37568755021 |
10 | 13420929385 |
11 | 5767845986 |
12 | 2726785661 |
13 | 135b660746 |
14 | 91461b373 |
15 | 53839ba0a |
hex | 31ff32169 |
13420929385 has 8 divisors (see below), whose sum is σ = 16108137216. Its totient is φ = 10734728880.
The previous prime is 13420929373. The next prime is 13420929397. The reversal of 13420929385 is 58392902431.
It is an interprime number because it is at equal distance from previous prime (13420929373) and next prime (13420929397).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13420929385 - 215 = 13420896617 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222201 + ... + 276070.
It is an arithmetic number, because the mean of its divisors is an integer number (2013517152).
Almost surely, 213420929385 is an apocalyptic number.
It is an amenable number.
13420929385 is a deficient number, since it is larger than the sum of its proper divisors (2687207831).
13420929385 is an equidigital number, since it uses as much as digits as its factorization.
13420929385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503663.
The product of its (nonzero) digits is 466560, while the sum is 46.
The spelling of 13420929385 in words is "thirteen billion, four hundred twenty million, nine hundred twenty-nine thousand, three hundred eighty-five".
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