Base | Representation |
---|---|
bin | 11011010110101111001… |
… | …11000100000011101001 |
3 | 10022212002122200222110011 |
4 | 31223113213010003221 |
5 | 110344424033242301 |
6 | 1555443212051521 |
7 | 124623045660565 |
oct | 15532747040351 |
9 | 3285078628404 |
10 | 939920212201 |
11 | 332688502103 |
12 | 1321b5463ba1 |
13 | 6a832153a49 |
14 | 336c71446a5 |
15 | 196b2002a51 |
hex | dad79c40e9 |
939920212201 has 4 divisors (see below), whose sum is σ = 939936225492. Its totient is φ = 939904198912.
The previous prime is 939920212183. The next prime is 939920212211. The reversal of 939920212201 is 102212029939.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 792498770176 + 147421442025 = 890224^2 + 383955^2 .
It is a cyclic number.
It is not a de Polignac number, because 939920212201 - 27 = 939920212073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (939920212211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7918276 + ... + 8036101.
It is an arithmetic number, because the mean of its divisors is an integer number (234984056373).
Almost surely, 2939920212201 is an apocalyptic number.
It is an amenable number.
939920212201 is a deficient number, since it is larger than the sum of its proper divisors (16013291).
939920212201 is a wasteful number, since it uses less digits than its factorization.
939920212201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16013290.
The product of its (nonzero) digits is 34992, while the sum is 40.
The spelling of 939920212201 in words is "nine hundred thirty-nine billion, nine hundred twenty million, two hundred twelve thousand, two hundred one".
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