Base | Representation |
---|---|
bin | 111000101111… |
… | …110001010000 |
3 | 1000222202122220 |
4 | 320233301100 |
5 | 12302010403 |
6 | 1250501040 |
7 | 240304320 |
oct | 70576120 |
9 | 30882586 |
10 | 14875728 |
11 | 844039a |
12 | 4b94780 |
13 | 310ac0a |
14 | 1d93280 |
15 | 148c953 |
hex | e2fc50 |
14875728 has 40 divisors (see below), whose sum is σ = 43919808. Its totient is φ = 4250112.
The previous prime is 14875723. The next prime is 14875747. The reversal of 14875728 is 82757841.
14875728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 14875728.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14875723) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21801 + ... + 22472.
Almost surely, 214875728 is an apocalyptic number.
It is an amenable number.
14875728 is an abundant number, since it is smaller than the sum of its proper divisors (29044080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14875728 is a wasteful number, since it uses less digits than its factorization.
14875728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44291 (or 44285 counting only the distinct ones).
The product of its digits is 125440, while the sum is 42.
The square root of 14875728 is about 3856.9065324428. The cubic root of 14875728 is about 245.9382487611.
It can be divided in two parts, 148757 and 28, that added together give a triangular number (148785 = T545).
The spelling of 14875728 in words is "fourteen million, eight hundred seventy-five thousand, seven hundred twenty-eight".
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