Base | Representation |
---|---|
bin | 111000010000… |
… | …110111001000 |
3 | 1000202100000000 |
4 | 320100313020 |
5 | 12233433003 |
6 | 1244043000 |
7 | 236236242 |
oct | 70206710 |
9 | 30670000 |
10 | 14749128 |
11 | 8364269 |
12 | 4b33460 |
13 | 30953c4 |
14 | 1d5d092 |
15 | 14651a3 |
hex | e10dc8 |
14749128 has 72 divisors (see below), whose sum is σ = 41627430. Its totient is φ = 4898880.
The previous prime is 14749127. The next prime is 14749171. The reversal of 14749128 is 82194741.
14749128 is a `hidden beast` number, since 147 + 491 + 28 = 666.
It can be written as a sum of positive squares in only one way, i.e., 11573604 + 3175524 = 3402^2 + 1782^2 .
It is a tau number, because it is divible by the number of its divisors (72).
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 = 14749092 and 14749101.
It is not an unprimeable number, because it can be changed into a prime (14749121) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 52348 + ... + 52628.
Almost surely, 214749128 is an apocalyptic number.
14749128 is a gapful number since it is divisible by the number (18) 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 14749128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20813715).
14749128 is an abundant number, since it is smaller than the sum of its proper divisors (26878302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14749128 is an frugal number, since it uses more digits than its factorization.
14749128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311 (or 286 counting only the distinct ones).
The product of its digits is 16128, while the sum is 36.
The square root of 14749128 is about 3840.4593475260. The cubic root of 14749128 is about 245.2385736617.
The spelling of 14749128 in words is "fourteen million, seven hundred forty-nine thousand, one hundred twenty-eight".
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