Base | Representation |
---|---|
bin | 111110011111… |
… | …001010100000 |
3 | 1010211012221000 |
4 | 332133022200 |
5 | 13143134301 |
6 | 1343032000 |
7 | 256142532 |
oct | 76371240 |
9 | 33735830 |
10 | 16380576 |
11 | 9278a73 |
12 | 559b600 |
13 | 3516b64 |
14 | 2265852 |
15 | 1688786 |
hex | f9f2a0 |
16380576 has 48 divisors (see below), whose sum is σ = 47779200. Its totient is φ = 5459904.
The previous prime is 16380569. The next prime is 16380589. The reversal of 16380576 is 67508361.
16380576 is a `hidden beast` number, since 1 + 6 + 3 + 80 + 576 = 666.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 16380576.
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 7 ways as a sum of consecutive naturals, for example, 8616 + ... + 10343.
It is an arithmetic number, because the mean of its divisors is an integer number (995400).
Almost surely, 216380576 is an apocalyptic number.
16380576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
16380576 is an abundant number, since it is smaller than the sum of its proper divisors (31398624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16380576 is a wasteful number, since it uses less digits than its factorization.
16380576 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18978 (or 18964 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 16380576 is about 4047.2924282784. The cubic root of 16380576 is about 253.9664741747.
The spelling of 16380576 in words is "sixteen million, three hundred eighty thousand, five hundred seventy-six".
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