Base | Representation |
---|---|
bin | 11101101000101111001… |
… | …00010011011110101001 |
3 | 10121100102021001222101222 |
4 | 32310113210103132221 |
5 | 113140440434021324 |
6 | 2055445103351425 |
7 | 133366326433415 |
oct | 16642744233651 |
9 | 3540367058358 |
10 | 1018302642089 |
11 | 362950326887 |
12 | 14542b5b2575 |
13 | 75044110685 |
14 | 37401133d45 |
15 | 1b74d4a155e |
hex | ed179137a9 |
1018302642089 has 16 divisors (see below), whose sum is σ = 1081772081280. Its totient is φ = 955233027840.
The previous prime is 1018302642047. The next prime is 1018302642101. The reversal of 1018302642089 is 9802462038101.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1018302642089 - 212 = 1018302637993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1018302642289) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10216484 + ... + 10315674.
It is an arithmetic number, because the mean of its divisors is an integer number (67610755080).
Almost surely, 21018302642089 is an apocalyptic number.
It is an amenable number.
1018302642089 is a deficient number, since it is larger than the sum of its proper divisors (63469439191).
1018302642089 is a wasteful number, since it uses less digits than its factorization.
1018302642089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101200.
The product of its (nonzero) digits is 165888, while the sum is 44.
The spelling of 1018302642089 in words is "one trillion, eighteen billion, three hundred two million, six hundred forty-two thousand, eighty-nine".
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