Base | Representation |
---|---|
bin | 111101010100110… |
… | …0000001110000100 |
3 | 12022101221000001120 |
4 | 1322221200032010 |
5 | 13203232401403 |
6 | 540103353540 |
7 | 101664110013 |
oct | 17251401604 |
9 | 5271830046 |
10 | 2057700228 |
11 | 966577701 |
12 | 4951528b0 |
13 | 26a3ca5cc |
14 | 1573d8a7a |
15 | c09ade53 |
hex | 7aa60384 |
2057700228 has 96 divisors (see below), whose sum is σ = 5135155200. Its totient is φ = 639467136.
The previous prime is 2057700223. The next prime is 2057700269. The reversal of 2057700228 is 8220077502.
It is a super-2 number, since 2×20577002282 = 8468260456622503968, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2057700223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5182926 + ... + 5183322.
It is an arithmetic number, because the mean of its divisors is an integer number (53491200).
Almost surely, 22057700228 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 2057700228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2567577600).
2057700228 is an abundant number, since it is smaller than the sum of its proper divisors (3077454972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2057700228 is a wasteful number, since it uses less digits than its factorization.
2057700228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729 (or 727 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 33.
The square root of 2057700228 is about 45361.8807811140. The cubic root of 2057700228 is about 1271.9226521339.
It can be divided in two parts, 2057700 and 228, that multiplied together give a square (469155600 = 216602).
The spelling of 2057700228 in words is "two billion, fifty-seven million, seven hundred thousand, two hundred twenty-eight".
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