Base | Representation |
---|---|
bin | 110011011110… |
… | …010101111100 |
3 | 221101112210000 |
4 | 303132111330 |
5 | 11423244003 |
6 | 1201114300 |
7 | 222460011 |
oct | 63362574 |
9 | 27345700 |
10 | 13493628 |
11 | 7686a65 |
12 | 4628990 |
13 | 2a45ac5 |
14 | 1b13708 |
15 | 12b81a3 |
hex | cde57c |
13493628 has 30 divisors (see below), whose sum is σ = 35275856. Its totient is φ = 4497768.
The previous prime is 13493609. The next prime is 13493639. The reversal of 13493628 is 82639431.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 13493592 and 13493601.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20500 + ... + 21147.
Almost surely, 213493628 is an apocalyptic number.
13493628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
13493628 is an abundant number, since it is smaller than the sum of its proper divisors (21782228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13493628 is a wasteful number, since it uses less digits than its factorization.
13493628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41663 (or 41652 counting only the distinct ones).
The product of its digits is 31104, while the sum is 36.
The square root of 13493628 is about 3673.3673924616. The cubic root of 13493628 is about 238.0726892347.
The spelling of 13493628 in words is "thirteen million, four hundred ninety-three thousand, six hundred twenty-eight".
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