Base | Representation |
---|---|
bin | 110111000011… |
… | …101011011110 |
3 | 1000011021100012 |
4 | 313003223132 |
5 | 12143323430 |
6 | 1233203222 |
7 | 233451455 |
oct | 67035336 |
9 | 30137305 |
10 | 14432990 |
11 | 81687a0 |
12 | 4a00512 |
13 | 2cb4540 |
14 | 1cb9b9c |
15 | 1401695 |
hex | dc3ade |
14432990 has 32 divisors (see below), whose sum is σ = 30524256. Its totient is φ = 4844160.
The previous prime is 14432987. The next prime is 14433007. The reversal of 14432990 is 9923441.
It is a happy number.
It is a super-2 number, since 2×144329902 = 416622400680200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3617 + ... + 6476.
It is an arithmetic number, because the mean of its divisors is an integer number (953883).
Almost surely, 214432990 is an apocalyptic number.
14432990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
14432990 is an abundant number, since it is smaller than the sum of its proper divisors (16091266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14432990 is a wasteful number, since it uses less digits than its factorization.
14432990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10124.
The product of its (nonzero) digits is 7776, while the sum is 32.
The square root of 14432990 is about 3799.0775196092. The cubic root of 14432990 is about 243.4737268686.
The spelling of 14432990 in words is "fourteen million, four hundred thirty-two thousand, nine hundred ninety".
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