Base | Representation |
---|---|
bin | 100110010000… |
… | …1000101010010 |
3 | 1101202002000120 |
4 | 1030201011102 |
5 | 20113332300 |
6 | 1553531110 |
7 | 332331306 |
oct | 114410522 |
9 | 41662016 |
10 | 20058450 |
11 | 10360235 |
12 | 6873a96 |
13 | 4203c09 |
14 | 2941d06 |
15 | 1b633a0 |
hex | 1321152 |
20058450 has 24 divisors (see below), whose sum is σ = 49745328. Its totient is φ = 5348880.
The previous prime is 20058449. The next prime is 20058473. The reversal of 20058450 is 5485002.
It is a self number, because there is not a number n which added to its sum of digits gives 20058450.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66712 + ... + 67011.
It is an arithmetic number, because the mean of its divisors is an integer number (2072722).
Almost surely, 220058450 is an apocalyptic number.
20058450 is an abundant number, since it is smaller than the sum of its proper divisors (29686878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20058450 is a wasteful number, since it uses less digits than its factorization.
20058450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133738 (or 133733 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 20058450 is about 4478.6660960603. Note that the first 3 decimals coincide. The cubic root of 20058450 is about 271.7059339946.
The spelling of 20058450 in words is "twenty million, fifty-eight thousand, four hundred fifty".
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