Base | Representation |
---|---|
bin | 1001010010000001000010… |
… | …1001001010100110000110 |
3 | 1100010121012110120012210210 |
4 | 2110200100221022212012 |
5 | 2314200042102201204 |
6 | 33412100151100250 |
7 | 2102203265456424 |
oct | 224402051124606 |
9 | 40117173505723 |
10 | 10205121522054 |
11 | 3284a71063578 |
12 | 11899a2671686 |
13 | 590453543c04 |
14 | 273d054a6114 |
15 | 12a6d2d25389 |
hex | 94810a4a986 |
10205121522054 has 16 divisors (see below), whose sum is σ = 20427672813120. Its totient is φ = 3398802212520.
The previous prime is 10205121522023. The next prime is 10205121522073. The reversal of 10205121522054 is 45022512150201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726232764 + ... + 726246815.
It is an arithmetic number, because the mean of its divisors is an integer number (1276729550820).
Almost surely, 210205121522054 is an apocalyptic number.
10205121522054 is an abundant number, since it is smaller than the sum of its proper divisors (10222551291066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10205121522054 is a wasteful number, since it uses less digits than its factorization.
10205121522054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1452480755.
The product of its (nonzero) digits is 8000, while the sum is 30.
Adding to 10205121522054 its reverse (45022512150201), we get a palindrome (55227633672255).
The spelling of 10205121522054 in words is "ten trillion, two hundred five billion, one hundred twenty-one million, five hundred twenty-two thousand, fifty-four".
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