Base | Representation |
---|---|
bin | 1101101111111… |
… | …1100001010100 |
3 | 11000111220222102 |
4 | 3123333201110 |
5 | 104230412331 |
6 | 5420021232 |
7 | 1300120166 |
oct | 333774124 |
9 | 130456872 |
10 | 57669716 |
11 | 2a60a125 |
12 | 17391818 |
13 | bc423c0 |
14 | 7932936 |
15 | 50e24cb |
hex | 36ff854 |
57669716 has 12 divisors (see below), whose sum is σ = 108685332. Its totient is φ = 26616768.
The previous prime is 57669713. The next prime is 57669721. The reversal of 57669716 is 61796675.
It is a happy number.
57669716 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 5541316 + 52128400 = 2354^2 + 7220^2 .
It is a super-2 number, since 2×576697162 = 6651592287041312, which contains 22 as substring.
57669716 is strictly pandigital in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57669713) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554465 + ... + 554568.
It is an arithmetic number, because the mean of its divisors is an integer number (9057111).
Almost surely, 257669716 is an apocalyptic number.
It is an amenable number.
57669716 is a deficient number, since it is larger than the sum of its proper divisors (51015616).
57669716 is a wasteful number, since it uses less digits than its factorization.
57669716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1109050 (or 1109048 counting only the distinct ones).
The product of its digits is 476280, while the sum is 47.
The square root of 57669716 is about 7594.0579402583. The cubic root of 57669716 is about 386.3515013423.
It can be divided in two parts, 57669 and 716, that added together give a palindrome (58385).
The spelling of 57669716 in words is "fifty-seven million, six hundred sixty-nine thousand, seven hundred sixteen".
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