Base | Representation |
---|---|
bin | 111101001100… |
… | …001101101000 |
3 | 1010011221212000 |
4 | 331030031220 |
5 | 13101301213 |
6 | 1331451000 |
7 | 253226130 |
oct | 75141550 |
9 | 33157760 |
10 | 16040808 |
11 | 9066773 |
12 | 5456a60 |
13 | 3428304 |
14 | 21b7ac0 |
15 | 161cc73 |
hex | f4c368 |
16040808 has 96 divisors (see below), whose sum is σ = 51422400. Its totient is φ = 4538592.
The previous prime is 16040803. The next prime is 16040831. The reversal of 16040808 is 80804061.
16040808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (16040803) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155685 + ... + 155787.
It is an arithmetic number, because the mean of its divisors is an integer number (535650).
Almost surely, 216040808 is an apocalyptic number.
16040808 is a gapful number since it is divisible by the number (18) 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 16040808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25711200).
16040808 is an abundant number, since it is smaller than the sum of its proper divisors (35381592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16040808 is a wasteful number, since it uses less digits than its factorization.
16040808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228 (or 115 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 16040808 is about 4005.0977516161. The cubic root of 16040808 is about 252.1982566825.
Adding to 16040808 its reverse (80804061), we get a palindrome (96844869).
The spelling of 16040808 in words is "sixteen million, forty thousand, eight hundred eight".
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