Base | Representation |
---|---|
bin | 100111111001… |
… | …0001010001010 |
3 | 1110100120202012 |
4 | 1033302022022 |
5 | 20323233301 |
6 | 2024135522 |
7 | 342526112 |
oct | 117621212 |
9 | 43316665 |
10 | 20914826 |
11 | 10895689 |
12 | 70075a2 |
13 | 444394a |
14 | 2ac6042 |
15 | 1c81ebb |
hex | 13f228a |
20914826 has 16 divisors (see below), whose sum is σ = 32060448. Its totient is φ = 10230000.
The previous prime is 20914783. The next prime is 20914837. The reversal of 20914826 is 62841902.
It is a super-2 number, since 2×209148262 = 874859893220552, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20914792 and 20914801.
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, 30281 + ... + 30963.
It is an arithmetic number, because the mean of its divisors is an integer number (2003778).
Almost surely, 220914826 is an apocalyptic number.
20914826 is a deficient number, since it is larger than the sum of its proper divisors (11145622).
20914826 is a wasteful number, since it uses less digits than its factorization.
20914826 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 997.
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 20914826 is about 4573.2730073767. The cubic root of 20914826 is about 275.5189144274.
The spelling of 20914826 in words is "twenty million, nine hundred fourteen thousand, eight hundred twenty-six".
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