Base | Representation |
---|---|
bin | 11000101100010… |
… | …10100100111101 |
3 | 112102202122122220 |
4 | 30112022210331 |
5 | 411011341320 |
6 | 32315355553 |
7 | 5063431131 |
oct | 1426124475 |
9 | 472678586 |
10 | 207137085 |
11 | a6a18181 |
12 | 59452bb9 |
13 | 33bb5a2c |
14 | 1d71d3c1 |
15 | 132b8e40 |
hex | c58a93d |
207137085 has 8 divisors (see below), whose sum is σ = 331419360. Its totient is φ = 110473104.
The previous prime is 207137083. The next prime is 207137089. The reversal of 207137085 is 580731702.
207137085 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 not a de Polignac number, because 207137085 - 21 = 207137083 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (207137083) 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, 6904555 + ... + 6904584.
It is an arithmetic number, because the mean of its divisors is an integer number (41427420).
Almost surely, 2207137085 is an apocalyptic number.
It is an amenable number.
207137085 is a deficient number, since it is larger than the sum of its proper divisors (124282275).
207137085 is a wasteful number, since it uses less digits than its factorization.
207137085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13809147.
The product of its (nonzero) digits is 11760, while the sum is 33.
The square root of 207137085 is about 14392.2578145335. The cubic root of 207137085 is about 591.6787246986.
Adding to 207137085 its reverse (580731702), we get a palindrome (787868787).
The spelling of 207137085 in words is "two hundred seven million, one hundred thirty-seven thousand, eighty-five".
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