Base | Representation |
---|---|
bin | 111101010100… |
… | …000011000111 |
3 | 1010020120212201 |
4 | 331110003013 |
5 | 13103313103 |
6 | 1332255331 |
7 | 253421530 |
oct | 75240307 |
9 | 33216781 |
10 | 16072903 |
11 | 90888a0 |
12 | 5471547 |
13 | 3439ac2 |
14 | 21c5687 |
15 | 162751d |
hex | f540c7 |
16072903 has 8 divisors (see below), whose sum is σ = 20039040. Its totient is φ = 12524280.
The previous prime is 16072897. The next prime is 16072907. The reversal of 16072903 is 30927061.
16072903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16072903 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16072907) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104293 + ... + 104446.
It is an arithmetic number, because the mean of its divisors is an integer number (2504880).
Almost surely, 216072903 is an apocalyptic number.
16072903 is a deficient number, since it is larger than the sum of its proper divisors (3966137).
16072903 is a wasteful number, since it uses less digits than its factorization.
16072903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208757.
The product of its (nonzero) digits is 2268, while the sum is 28.
The square root of 16072903 is about 4009.1025180207. The cubic root of 16072903 is about 252.3663469388.
Adding to 16072903 its reverse (30927061), we get a palindrome (46999964).
The spelling of 16072903 in words is "sixteen million, seventy-two thousand, nine hundred three".
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