Base | Representation |
---|---|
bin | 111000110011… |
… | …000101000000 |
3 | 1001000110020211 |
4 | 320303011000 |
5 | 12302424110 |
6 | 1251043504 |
7 | 240361660 |
oct | 70630500 |
9 | 31013224 |
10 | 14889280 |
11 | 844a59a |
12 | 4ba0594 |
13 | 3114133 |
14 | 1d981a0 |
15 | 149198a |
hex | e33140 |
14889280 has 168 divisors, whose sum is σ = 44915328. Its totient is φ = 4595712.
The previous prime is 14889233. The next prime is 14889283. The reversal of 14889280 is 8298841.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14889283) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 647349 + ... + 647371.
Almost surely, 214889280 is an apocalyptic number.
14889280 is a gapful number since it is divisible by the number (10) 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 14889280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22457664).
14889280 is an abundant number, since it is smaller than the sum of its proper divisors (30026048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14889280 is a wasteful number, since it uses less digits than its factorization.
14889280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81 (or 54 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 40.
The square root of 14889280 is about 3858.6629808782. The cubic root of 14889280 is about 246.0129105084.
The spelling of 14889280 in words is "fourteen million, eight hundred eighty-nine thousand, two hundred eighty".
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