Base | Representation |
---|---|
bin | 110101000000… |
… | …010000000000 |
3 | 222010220212220 |
4 | 311000100000 |
5 | 12024112111 |
6 | 1213451040 |
7 | 226050126 |
oct | 65002000 |
9 | 28126786 |
10 | 13894656 |
11 | 7930296 |
12 | 47a0a80 |
13 | 2b564b9 |
14 | 1bb9916 |
15 | 1346e06 |
hex | d40400 |
13894656 has 44 divisors (see below), whose sum is σ = 37042512. Its totient is φ = 4630528.
The previous prime is 13894637. The next prime is 13894663. The reversal of 13894656 is 65649831.
It is a super-2 number, since 2×138946562 = 386122930716672, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811 + ... + 5333.
Almost surely, 213894656 is an apocalyptic number.
13894656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13894656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18521256).
13894656 is an abundant number, since it is smaller than the sum of its proper divisors (23147856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13894656 is an equidigital number, since it uses as much as digits as its factorization.
13894656 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4546 (or 4528 counting only the distinct ones).
The product of its digits is 155520, while the sum is 42.
The square root of 13894656 is about 3727.5536213447. The cubic root of 13894656 is about 240.4081942347.
The spelling of 13894656 in words is "thirteen million, eight hundred ninety-four thousand, six hundred fifty-six".
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