Base | Representation |
---|---|
bin | 10101111010110100000000 |
3 | 101210220220212 |
4 | 111322310000 |
5 | 2432332140 |
6 | 323053252 |
7 | 66560645 |
oct | 25726400 |
9 | 11726825 |
10 | 5745920 |
11 | 3274aa4 |
12 | 1b11228 |
13 | 126246b |
14 | a97dcc |
15 | 787765 |
hex | 57ad00 |
5745920 has 54 divisors (see below), whose sum is σ = 13971762. Its totient is φ = 2264064.
The previous prime is 5745911. The next prime is 5745931. The reversal of 5745920 is 295475.
It can be written as a sum of positive squares in only one way, i.e., 4596736 + 1149184 = 2144^2 + 1072^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85727 + ... + 85793.
Almost surely, 25745920 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 5745920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6985881).
5745920 is an abundant number, since it is smaller than the sum of its proper divisors (8225842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5745920 is an frugal number, since it uses more digits than its factorization.
5745920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155 (or 74 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 32.
The square root of 5745920 is about 2397.0648718798. The cubic root of 5745920 is about 179.1100100889.
The spelling of 5745920 in words is "five million, seven hundred forty-five thousand, nine hundred twenty".
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