Base | Representation |
---|---|
bin | 100010100001… |
… | …011110100100 |
3 | 122000210021221 |
4 | 202201132210 |
5 | 4304100040 |
6 | 521550124 |
7 | 136631620 |
oct | 42413644 |
9 | 18023257 |
10 | 9050020 |
11 | 5121461 |
12 | 3045344 |
13 | 1b4b355 |
14 | 12b8180 |
15 | bdb74a |
hex | 8a17a4 |
9050020 has 48 divisors (see below), whose sum is σ = 21934080. Its totient is φ = 3072384.
The previous prime is 9049987. The next prime is 9050039. The reversal of 9050020 is 200509.
It is a junction number, because it is equal to n+sod(n) for n = 9049976 and 9050003.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17526 + ... + 18034.
It is an arithmetic number, because the mean of its divisors is an integer number (456960).
Almost surely, 29050020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9050020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10967040).
9050020 is an abundant number, since it is smaller than the sum of its proper divisors (12884060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9050020 is a wasteful number, since it uses less digits than its factorization.
9050020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 652 (or 650 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 16.
The square root of 9050020 is about 3008.3251154089. The cubic root of 9050020 is about 208.3930253842.
Adding to 9050020 its reverse (200509), we get a palindrome (9250529).
The spelling of 9050020 in words is "nine million, fifty thousand, twenty".
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