Base | Representation |
---|---|
bin | 110110111100… |
… | …110001111000 |
3 | 1000002211120110 |
4 | 312330301320 |
5 | 12141422403 |
6 | 1232424320 |
7 | 233303202 |
oct | 66746170 |
9 | 30084513 |
10 | 14404728 |
11 | 8149538 |
12 | 49a80a0 |
13 | 2ca4710 |
14 | 1cad772 |
15 | 13e8103 |
hex | dbcc78 |
14404728 has 64 divisors (see below), whose sum is σ = 39180960. Its totient is φ = 4386816.
The previous prime is 14404727. The next prime is 14404751. The reversal of 14404728 is 82740441.
It is a junction number, because it is equal to n+sod(n) for n = 14404695 and 14404704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14404727) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42576 + ... + 42912.
Almost surely, 214404728 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14404728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19590480).
14404728 is an abundant number, since it is smaller than the sum of its proper divisors (24776232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14404728 is a wasteful number, since it uses less digits than its factorization.
14404728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 496 (or 492 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 30.
The square root of 14404728 is about 3795.3561097742. The cubic root of 14404728 is about 243.3147034381.
The spelling of 14404728 in words is "fourteen million, four hundred four thousand, seven hundred twenty-eight".
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