Base | Representation |
---|---|
bin | 11000111000100… |
… | …00011100110111 |
3 | 112112202210020011 |
4 | 30130100130313 |
5 | 411413442012 |
6 | 32413521051 |
7 | 5113131646 |
oct | 1434203467 |
9 | 475683204 |
10 | 208734007 |
11 | a7908a49 |
12 | 59aa3187 |
13 | 34324861 |
14 | 1da1735d |
15 | 134d21a7 |
hex | c710737 |
208734007 has 12 divisors (see below), whose sum is σ = 222319576. Its totient is φ = 195937920.
The previous prime is 208733999. The next prime is 208734013. The reversal of 208734007 is 700437802.
208734007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 208734007 - 23 = 208733999 is a prime.
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 208734007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (208734017) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150457 + ... + 151837.
Almost surely, 2208734007 is an apocalyptic number.
208734007 is a deficient number, since it is larger than the sum of its proper divisors (13585569).
208734007 is a wasteful number, since it uses less digits than its factorization.
208734007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1938 (or 1921 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 31.
The square root of 208734007 is about 14447.6298056117. The cubic root of 208734007 is about 593.1953483011.
The spelling of 208734007 in words is "two hundred eight million, seven hundred thirty-four thousand, seven".
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