Base | Representation |
---|---|
bin | 1101101100001… |
… | …1011001111000 |
3 | 11000001102012120 |
4 | 3123003121320 |
5 | 104200022410 |
6 | 5410441240 |
7 | 1265043252 |
oct | 333033170 |
9 | 130042176 |
10 | 57423480 |
11 | 2a461124 |
12 | 17293220 |
13 | bb872ba |
14 | 78aacd2 |
15 | 5094570 |
hex | 36c3678 |
57423480 has 96 divisors (see below), whose sum is σ = 178729200. Its totient is φ = 14758912.
The previous prime is 57423463. The next prime is 57423481. The reversal of 57423480 is 8432475.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57423481) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100636 + ... + 101204.
Almost surely, 257423480 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 57423480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89364600).
57423480 is an abundant number, since it is smaller than the sum of its proper divisors (121305720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57423480 is a wasteful number, since it uses less digits than its factorization.
57423480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 641 (or 608 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 33.
The square root of 57423480 is about 7577.8281849089. The cubic root of 57423480 is about 385.8008404619.
The spelling of 57423480 in words is "fifty-seven million, four hundred twenty-three thousand, four hundred eighty".
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