Base | Representation |
---|---|
bin | 1101101101001… |
… | …0010111001101 |
3 | 11000011112020210 |
4 | 3123102113031 |
5 | 104204002444 |
6 | 5412033033 |
7 | 1265420010 |
oct | 333222715 |
9 | 130145223 |
10 | 57484749 |
11 | 2a4a3163 |
12 | 17302779 |
13 | bba915a |
14 | 78c5377 |
15 | 50a77b9 |
hex | 36d25cd |
57484749 has 16 divisors (see below), whose sum is σ = 87719040. Its totient is φ = 32802240.
The previous prime is 57484741. The next prime is 57484771. The reversal of 57484749 is 94748475.
It is not a de Polignac number, because 57484749 - 23 = 57484741 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 57484698 and 57484707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57484741) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18307 + ... + 21215.
It is an arithmetic number, because the mean of its divisors is an integer number (5482440).
Almost surely, 257484749 is an apocalyptic number.
It is an amenable number.
57484749 is a deficient number, since it is larger than the sum of its proper divisors (30234291).
57484749 is a wasteful number, since it uses less digits than its factorization.
57484749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3860.
The product of its digits is 1128960, while the sum is 48.
The square root of 57484749 is about 7581.8697562013. The cubic root of 57484749 is about 385.9380040392.
The spelling of 57484749 in words is "fifty-seven million, four hundred eighty-four thousand, seven hundred forty-nine".
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