Base | Representation |
---|---|
bin | 1101101101101… |
… | …1000101001101 |
3 | 11000020100020110 |
4 | 3123123011031 |
5 | 104211123321 |
6 | 5412510233 |
7 | 1265626065 |
oct | 333330515 |
9 | 130210213 |
10 | 57520461 |
11 | 2a517a79 |
12 | 1731b379 |
13 | bbbc49b |
14 | 78d43a5 |
15 | 50b3176 |
hex | 36db14d |
57520461 has 8 divisors (see below), whose sum is σ = 76804960. Its totient is φ = 38291472.
The previous prime is 57520439. The next prime is 57520471. The reversal of 57520461 is 16402575.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57520461 - 29 = 57519949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57520471) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11395 + ... + 15648.
It is an arithmetic number, because the mean of its divisors is an integer number (9600620).
Almost surely, 257520461 is an apocalyptic number.
It is an amenable number.
57520461 is a deficient number, since it is larger than the sum of its proper divisors (19284499).
57520461 is a wasteful number, since it uses less digits than its factorization.
57520461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27755.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 57520461 is about 7584.2244824372. The cubic root of 57520461 is about 386.0179079274.
The spelling of 57520461 in words is "fifty-seven million, five hundred twenty thousand, four hundred sixty-one".
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