Base | Representation |
---|---|
bin | 1101100110100… |
… | …0110110000100 |
3 | 10222100120101100 |
4 | 3121220312010 |
5 | 104101140143 |
6 | 5354500100 |
7 | 1261636650 |
oct | 331506604 |
9 | 128316340 |
10 | 57052548 |
11 | 2a228473 |
12 | 17134630 |
13 | ba87507 |
14 | 7811a60 |
15 | 501e6d3 |
hex | 3668d84 |
57052548 has 72 divisors (see below), whose sum is σ = 168360192. Its totient is φ = 15950592.
The previous prime is 57052531. The next prime is 57052559. The reversal of 57052548 is 84525075.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 9436 + ... + 14252.
It is an arithmetic number, because the mean of its divisors is an integer number (2338336).
Almost surely, 257052548 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 57052548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84180096).
57052548 is an abundant number, since it is smaller than the sum of its proper divisors (111307644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57052548 is a wasteful number, since it uses less digits than its factorization.
57052548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4881 (or 4876 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 36.
The square root of 57052548 is about 7553.3137098892. The cubic root of 57052548 is about 384.9683405686.
It can be divided in two parts, 57052 and 548, that added together give a square (57600 = 2402).
The spelling of 57052548 in words is "fifty-seven million, fifty-two thousand, five hundred forty-eight".
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