Base | Representation |
---|---|
bin | 1101100111010… |
… | …0111111011100 |
3 | 10222110002122000 |
4 | 3121310333130 |
5 | 104104233200 |
6 | 5355522300 |
7 | 1262235003 |
oct | 331647734 |
9 | 128402560 |
10 | 57102300 |
11 | 2a261892 |
12 | 17159390 |
13 | baa4058 |
14 | 7825c3a |
15 | 502e300 |
hex | 3674fdc |
57102300 has 72 divisors (see below), whose sum is σ = 183582000. Its totient is φ = 15226560.
The previous prime is 57102293. The next prime is 57102301. The reversal of 57102300 is 320175.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57102301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7875 + ... + 13274.
It is an arithmetic number, because the mean of its divisors is an integer number (2549750).
Almost surely, 257102300 is an apocalyptic number.
57102300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57102300 is an abundant number, since it is smaller than the sum of its proper divisors (126479700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57102300 is a wasteful number, since it uses less digits than its factorization.
57102300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21172 (or 21159 counting only the distinct ones).
The product of its (nonzero) digits is 210, while the sum is 18.
The square root of 57102300 is about 7556.6063811740. The cubic root of 57102300 is about 385.0802104201.
Adding to 57102300 its reverse (320175), we get a palindrome (57422475).
The spelling of 57102300 in words is "fifty-seven million, one hundred two thousand, three hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •