Base | Representation |
---|---|
bin | 11000011100100… |
… | …10001001001110 |
3 | 112021212200102111 |
4 | 30032102021032 |
5 | 404444232201 |
6 | 32203214234 |
7 | 5040034264 |
oct | 1416221116 |
9 | 467780374 |
10 | 205070926 |
11 | a5836905 |
12 | 5881737a |
13 | 33641458 |
14 | 1d342434 |
15 | 1300bb51 |
hex | c39224e |
205070926 has 4 divisors (see below), whose sum is σ = 307606392. Its totient is φ = 102535462.
The previous prime is 205070911. The next prime is 205070927. The reversal of 205070926 is 629070502.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 629070502 = 2 ⋅314535251.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205070927) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51267730 + ... + 51267733.
It is an arithmetic number, because the mean of its divisors is an integer number (76901598).
Almost surely, 2205070926 is an apocalyptic number.
205070926 is a deficient number, since it is larger than the sum of its proper divisors (102535466).
205070926 is a wasteful number, since it uses less digits than its factorization.
205070926 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102535465.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 205070926 is about 14320.2976924364. The cubic root of 205070926 is about 589.7048471050.
The spelling of 205070926 in words is "two hundred five million, seventy thousand, nine hundred twenty-six".
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