Base | Representation |
---|---|
bin | 100111010000… |
… | …1011001110010 |
3 | 1102201210000020 |
4 | 1032201121302 |
5 | 20232142200 |
6 | 2013104310 |
7 | 336650544 |
oct | 116413162 |
9 | 42653006 |
10 | 20584050 |
11 | 1068a113 |
12 | 6a88096 |
13 | 4359216 |
14 | 2a3b694 |
15 | 1c18ea0 |
hex | 13a1672 |
20584050 has 48 divisors (see below), whose sum is σ = 52309152. Its totient is φ = 5353600.
The previous prime is 20584037. The next prime is 20584117. The reversal of 20584050 is 5048502.
It is a super-2 number, since 2×205840502 = 847406228805000, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 20584050.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4477 + ... + 7823.
It is an arithmetic number, because the mean of its divisors is an integer number (1089774).
Almost surely, 220584050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20584050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26154576).
20584050 is an abundant number, since it is smaller than the sum of its proper divisors (31725102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20584050 is a wasteful number, since it uses less digits than its factorization.
20584050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403 (or 3398 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 20584050 is about 4536.9648444748. The cubic root of 20584050 is about 274.0587101358.
It can be divided in two parts, 205 and 84050, that added together give a triangular number (84255 = T410).
The spelling of 20584050 in words is "twenty million, five hundred eighty-four thousand, fifty".
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