Base | Representation |
---|---|
bin | 111000000000… |
… | …010110010010 |
3 | 1000121220012220 |
4 | 320000112102 |
5 | 12224301430 |
6 | 1242401510 |
7 | 235535115 |
oct | 70002622 |
9 | 30556186 |
10 | 14681490 |
11 | 831846a |
12 | 4b00296 |
13 | 3070695 |
14 | 1d4257c |
15 | 1450110 |
hex | e00592 |
14681490 has 64 divisors (see below), whose sum is σ = 38016000. Its totient is φ = 3616704.
The previous prime is 14681483. The next prime is 14681503. The reversal of 14681490 is 9418641.
It is a super-2 number, since 2×146814902 = 431092297240200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24211 + ... + 24809.
It is an arithmetic number, because the mean of its divisors is an integer number (594000).
Almost surely, 214681490 is an apocalyptic number.
14681490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 14681490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19008000).
14681490 is an abundant number, since it is smaller than the sum of its proper divisors (23334510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14681490 is a wasteful number, since it uses less digits than its factorization.
14681490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 671.
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 14681490 is about 3831.6432506172. The cubic root of 14681490 is about 244.8631194302.
The spelling of 14681490 in words is "fourteen million, six hundred eighty-one thousand, four hundred ninety".
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