Base | Representation |
---|---|
bin | 11001000000000101… |
… | …10111110111010001 |
3 | 1021122102211222001002 |
4 | 30200002313313101 |
5 | 204442131312110 |
6 | 10055523151345 |
7 | 653423405405 |
oct | 144002676721 |
9 | 37572758032 |
10 | 13422525905 |
11 | 5768736418 |
12 | 2727215555 |
13 | 135ba9c329 |
14 | 914915105 |
15 | 5385b4aa5 |
hex | 3200b7dd1 |
13422525905 has 8 divisors (see below), whose sum is σ = 16107669672. Its totient is φ = 10737595008.
The previous prime is 13422525881. The next prime is 13422525929. The reversal of 13422525905 is 50952522431.
It is an interprime number because it is at equal distance from previous prime (13422525881) and next prime (13422525929).
It can be written as a sum of positive squares in 4 ways, for example, as 7034680129 + 6387845776 = 83873^2 + 79924^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13422525905 - 210 = 13422524881 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172709 + ... + 238061.
It is an arithmetic number, because the mean of its divisors is an integer number (2013458709).
Almost surely, 213422525905 is an apocalyptic number.
It is an amenable number.
13422525905 is a deficient number, since it is larger than the sum of its proper divisors (2685143767).
13422525905 is an equidigital number, since it uses as much as digits as its factorization.
13422525905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106435.
The product of its (nonzero) digits is 108000, while the sum is 38.
The spelling of 13422525905 in words is "thirteen billion, four hundred twenty-two million, five hundred twenty-five thousand, nine hundred five".
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