Base | Representation |
---|---|
bin | 1011111010011111100… |
… | …1001001000000000000 |
3 | 201120022111222100202121 |
4 | 2332213321021000000 |
5 | 11323141120041211 |
6 | 234010115454024 |
7 | 20534111211001 |
oct | 2764771110000 |
9 | 646274870677 |
10 | 204680237056 |
11 | 79893726609 |
12 | 33802bb7314 |
13 | 163bbb50709 |
14 | 9c999071a8 |
15 | 54ce2b6271 |
hex | 2fa7e49000 |
204680237056 has 39 divisors (see below), whose sum is σ = 409368413721. Its totient is φ = 102325641216.
The previous prime is 204680237051. The next prime is 204680237057. The reversal of 204680237056 is 650732086402.
The square root of 204680237056 is 452416.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 71601197056 + 133079040000 = 267584^2 + 364800^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (204680237051) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 28951090 + ... + 28958158.
Almost surely, 2204680237056 is an apocalyptic number.
204680237056 is the 452416-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 204680237056
204680237056 is an abundant number, since it is smaller than the sum of its proper divisors (204688176665).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204680237056 is an frugal number, since it uses more digits than its factorization.
204680237056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14162 (or 7071 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 43.
The spelling of 204680237056 in words is "two hundred four billion, six hundred eighty million, two hundred thirty-seven thousand, fifty-six".
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