Base | Representation |
---|---|
bin | 111101000010… |
… | …010001010000 |
3 | 1010002212222120 |
4 | 331002101100 |
5 | 13044000310 |
6 | 1330534240 |
7 | 252666315 |
oct | 75022120 |
9 | 33085876 |
10 | 16000080 |
11 | 9039108 |
12 | 5437380 |
13 | 3412905 |
14 | 21a6d0c |
15 | 1610b70 |
hex | f42450 |
16000080 has 80 divisors (see below), whose sum is σ = 50026560. Its totient is φ = 4230144.
The previous prime is 16000079. The next prime is 16000081. The reversal of 16000080 is 8000061.
It is an interprime number because it is at equal distance from previous prime (16000079) and next prime (16000081).
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16000081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38916 + ... + 39324.
It is an arithmetic number, because the mean of its divisors is an integer number (625332).
Almost surely, 216000080 is an apocalyptic number.
16000080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16000080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25013280).
16000080 is an abundant number, since it is smaller than the sum of its proper divisors (34026480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16000080 is a wasteful number, since it uses less digits than its factorization.
16000080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588 (or 582 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 16000080 is about 4000.0099999875. The cubic root of 16000080 is about 251.9846299520.
The spelling of 16000080 in words is "sixteen million, eighty", and thus it is an aban number and an uban number.
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