Base | Representation |
---|---|
bin | 101111010010110100000100… |
… | …101110101010110001110100 |
3 | 1000021110201001211202102220111 |
4 | 233102310010232222301310 |
5 | 204230342122413130232 |
6 | 2014214210301512404 |
7 | 61545402635521432 |
oct | 5722640456526164 |
9 | 1007421054672814 |
10 | 208001050520692 |
11 | 60303828496300 |
12 | 1b3b3bb6b72704 |
13 | 8c0a5516cb600 |
14 | 3951439a01d52 |
15 | 190a8b8365047 |
hex | bd2d04baac74 |
208001050520692 has 54 divisors (see below), whose sum is σ = 433245672090294. Its totient is φ = 87273168016320.
The previous prime is 208001050520671. The next prime is 208001050520717. The reversal of 208001050520692 is 296025050100802.
208001050520692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 11020779899536 + 196980270621156 = 3319756^2 + 14034966^2 .
It is a super-2 number, since 2×2080010505206922 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1271380443 + ... + 1271544034.
Almost surely, 2208001050520692 is an apocalyptic number.
208001050520692 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
208001050520692 is an abundant number, since it is smaller than the sum of its proper divisors (225244621569602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208001050520692 is a wasteful number, since it uses less digits than its factorization.
208001050520692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2542924529 (or 2542924503 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 208001050520692 in words is "two hundred eight trillion, one billion, fifty million, five hundred twenty thousand, six hundred ninety-two".
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