Base | Representation |
---|---|
bin | 110100001001… |
… | …010000001010 |
3 | 221201110212120 |
4 | 310021100022 |
5 | 11444410021 |
6 | 1204552110 |
7 | 224121303 |
oct | 64112012 |
9 | 27643776 |
10 | 13669386 |
11 | 7797015 |
12 | 46b2636 |
13 | 2aa7ac3 |
14 | 1b5b7aa |
15 | 13002c6 |
hex | d0940a |
13669386 has 16 divisors (see below), whose sum is σ = 27921024. Its totient is φ = 4459424.
The previous prime is 13669361. The next prime is 13669423. The reversal of 13669386 is 68396631.
It is a super-2 number, since 2×136693862 = 373704227233992, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 23955 + ... + 24518.
It is an arithmetic number, because the mean of its divisors is an integer number (1745064).
Almost surely, 213669386 is an apocalyptic number.
13669386 is an abundant number, since it is smaller than the sum of its proper divisors (14251638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13669386 is a wasteful number, since it uses less digits than its factorization.
13669386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48525.
The product of its digits is 139968, while the sum is 42.
The square root of 13669386 is about 3697.2132748869. The cubic root of 13669386 is about 239.1018863809.
The spelling of 13669386 in words is "thirteen million, six hundred sixty-nine thousand, three hundred eighty-six".
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