Base | Representation |
---|---|
bin | 111101111111… |
… | …001000010000 |
3 | 1010120112221011 |
4 | 331333020100 |
5 | 13124434420 |
6 | 1340140304 |
7 | 255055141 |
oct | 75771020 |
9 | 33515834 |
10 | 16249360 |
11 | 9199426 |
12 | 5537694 |
13 | 349c20a |
14 | 222dac8 |
15 | 165e95a |
hex | f7f210 |
16249360 has 20 divisors (see below), whose sum is σ = 37779948. Its totient is φ = 6499712.
The previous prime is 16249349. The next prime is 16249381. The reversal of 16249360 is 6394261.
It can be written as a sum of positive squares in 2 ways, for example, as 7225344 + 9024016 = 2688^2 + 3004^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101479 + ... + 101638.
Almost surely, 216249360 is an apocalyptic number.
16249360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16249360 is an abundant number, since it is smaller than the sum of its proper divisors (21530588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16249360 is a wasteful number, since it uses less digits than its factorization.
16249360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203130 (or 203124 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 16249360 is about 4031.0494911375. The cubic root of 16249360 is about 253.2865256703.
The spelling of 16249360 in words is "sixteen million, two hundred forty-nine thousand, three hundred sixty".
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