Base | Representation |
---|---|
bin | 100111000100… |
… | …1000100111010 |
3 | 1102112201022212 |
4 | 1032021010322 |
5 | 20221000120 |
6 | 2011015122 |
7 | 336054212 |
oct | 116110472 |
9 | 42481285 |
10 | 20484410 |
11 | 10621271 |
12 | 6a3a4a2 |
13 | 4322a6b |
14 | 2a13242 |
15 | 1be96c5 |
hex | 138913a |
20484410 has 16 divisors (see below), whose sum is σ = 37477512. Its totient is φ = 8059200.
The previous prime is 20484407. The next prime is 20484481. The reversal of 20484410 is 1448402.
It can be written as a sum of positive squares in 4 ways, for example, as 3829849 + 16654561 = 1957^2 + 4081^2 .
It is a super-2 number, since 2×204844102 = 839222106096200, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16181 + ... + 17400.
Almost surely, 220484410 is an apocalyptic number.
20484410 is a deficient number, since it is larger than the sum of its proper divisors (16993102).
20484410 is a wasteful number, since it uses less digits than its factorization.
20484410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33649.
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 20484410 is about 4525.9706141335. The cubic root of 20484410 is about 273.6157880639.
The spelling of 20484410 in words is "twenty million, four hundred eighty-four thousand, four hundred ten".
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