Base | Representation |
---|---|
bin | 101000000000010010… |
… | …100100111101111101 |
3 | 11002212120112212112000 |
4 | 220000102210331331 |
5 | 1200432330333343 |
6 | 31422200532513 |
7 | 3050311406466 |
oct | 500022447575 |
9 | 132776485460 |
10 | 42954542973 |
11 | 172427a09a1 |
12 | 83a9481139 |
13 | 408720c444 |
14 | 2116b3dd6d |
15 | 11b609bed3 |
hex | a004a4f7d |
42954542973 has 32 divisors (see below), whose sum is σ = 66757996800. Its totient is φ = 27259444800.
The previous prime is 42954542947. The next prime is 42954543011. The reversal of 42954542973 is 37924545924.
It is a happy number.
42954542973 is a `hidden beast` number, since 4 + 2 + 9 + 5 + 4 + 542 + 97 + 3 = 666.
It is not a de Polignac number, because 42954542973 - 26 = 42954542909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42954542933) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330738 + ... + 441923.
It is an arithmetic number, because the mean of its divisors is an integer number (2086187400).
Almost surely, 242954542973 is an apocalyptic number.
It is an amenable number.
42954542973 is a deficient number, since it is larger than the sum of its proper divisors (23803453827).
42954542973 is a wasteful number, since it uses less digits than its factorization.
42954542973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 772770 (or 772764 counting only the distinct ones).
The product of its digits is 10886400, while the sum is 54.
The spelling of 42954542973 in words is "forty-two billion, nine hundred fifty-four million, five hundred forty-two thousand, nine hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •