Base | Representation |
---|---|
bin | 111100101100101… |
… | …110100111100010 |
3 | 2121222012221212221 |
4 | 330230232213202 |
5 | 4041144430432 |
6 | 245014541254 |
7 | 34143621316 |
oct | 7454564742 |
9 | 2558187787 |
10 | 1018358242 |
11 | 482922690 |
12 | 24506782a |
13 | 132c97255 |
14 | 99369b46 |
15 | 5e60ab97 |
hex | 3cb2e9e2 |
1018358242 has 16 divisors (see below), whose sum is σ = 1764428832. Its totient is φ = 435661120.
The previous prime is 1018358227. The next prime is 1018358261. The reversal of 1018358242 is 2428538101.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 1018358198 and 1018358207.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1361068 + ... + 1361815.
It is an arithmetic number, because the mean of its divisors is an integer number (110276802).
Almost surely, 21018358242 is an apocalyptic number.
1018358242 is a deficient number, since it is larger than the sum of its proper divisors (746070590).
1018358242 is a wasteful number, since it uses less digits than its factorization.
1018358242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2722913.
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 1018358242 is about 31911.7257759589. The cubic root of 1018358242 is about 1006.0823440852.
The spelling of 1018358242 in words is "one billion, eighteen million, three hundred fifty-eight thousand, two hundred forty-two".
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