Base | Representation |
---|---|
bin | 111110111001… |
… | …001000000000 |
3 | 1011000121210101 |
4 | 332321020000 |
5 | 13210040122 |
6 | 1345212144 |
7 | 260064541 |
oct | 76711000 |
9 | 34017711 |
10 | 16486912 |
11 | 9340952 |
12 | 5631054 |
13 | 3553390 |
14 | 22924c8 |
15 | 16aa027 |
hex | fb9200 |
16486912 has 40 divisors (see below), whose sum is σ = 35489916. Its totient is φ = 7606272.
The previous prime is 16486909. The next prime is 16486913. The reversal of 16486912 is 21968461.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 15872256 + 614656 = 3984^2 + 784^2 .
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (16486913) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5418 + ... + 7894.
Almost surely, 216486912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16486912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17744958).
16486912 is an abundant number, since it is smaller than the sum of its proper divisors (19003004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16486912 is an equidigital number, since it uses as much as digits as its factorization.
16486912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2508 (or 2492 counting only the distinct ones).
The product of its digits is 20736, while the sum is 37.
The square root of 16486912 is about 4060.4078612868. The cubic root of 16486912 is about 254.5148381235.
The spelling of 16486912 in words is "sixteen million, four hundred eighty-six thousand, nine hundred twelve".
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