Base | Representation |
---|---|
bin | 110011011001001… |
… | …100010101010010 |
3 | 2020002110102211201 |
4 | 303121030111102 |
5 | 3231213222010 |
6 | 221320501414 |
7 | 30236636311 |
oct | 6331142522 |
9 | 2202412751 |
10 | 862242130 |
11 | 402793302 |
12 | 20091a86a |
13 | 109836559 |
14 | 8272c278 |
15 | 50a6e23a |
hex | 3364c552 |
862242130 has 16 divisors (see below), whose sum is σ = 1558701144. Its totient is φ = 343415680.
The previous prime is 862242067. The next prime is 862242133. The reversal of 862242130 is 31242268.
It can be written as a sum of positive squares in 4 ways, for example, as 372991969 + 489250161 = 19313^2 + 22119^2 .
It is a super-2 number, since 2×8622421302 = 1486922981493873800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (862242133) 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, 182701 + ... + 187360.
Almost surely, 2862242130 is an apocalyptic number.
862242130 is a deficient number, since it is larger than the sum of its proper divisors (696459014).
862242130 is a wasteful number, since it uses less digits than its factorization.
862242130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370301.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 862242130 is about 29363.9597125456. The cubic root of 862242130 is about 951.7942563470.
Adding to 862242130 its reverse (31242268), we get a palindrome (893484398).
The spelling of 862242130 in words is "eight hundred sixty-two million, two hundred forty-two thousand, one hundred thirty".
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