Base | Representation |
---|---|
bin | 1011111011101000110… |
… | …1111011011010110101 |
3 | 201121002221110220011210 |
4 | 2332322031323122311 |
5 | 11324303321120331 |
6 | 234100421152033 |
7 | 20544533333310 |
oct | 2767215733265 |
9 | 647087426153 |
10 | 204987676341 |
11 | 79a31221268 |
12 | 33889b5b619 |
13 | 1643a754656 |
14 | 9cc8695977 |
15 | 54eb294446 |
hex | 2fba37b6b5 |
204987676341 has 64 divisors (see below), whose sum is σ = 331294924800. Its totient is φ = 110210580480.
The previous prime is 204987676339. The next prime is 204987676393. The reversal of 204987676341 is 143676789402.
It is not a de Polignac number, because 204987676341 - 21 = 204987676339 is a prime.
It is a super-2 number, since 2×2049876763412 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204987676331) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15390901 + ... + 15404213.
It is an arithmetic number, because the mean of its divisors is an integer number (5176483200).
Almost surely, 2204987676341 is an apocalyptic number.
204987676341 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
204987676341 is a deficient number, since it is larger than the sum of its proper divisors (126307248459).
204987676341 is a wasteful number, since it uses less digits than its factorization.
204987676341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13866.
The product of its (nonzero) digits is 12192768, while the sum is 57.
The spelling of 204987676341 in words is "two hundred four billion, nine hundred eighty-seven million, six hundred seventy-six thousand, three hundred forty-one".
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