Base | Representation |
---|---|
bin | 1000110101100001011… |
… | …0001101111000011101 |
3 | 112111211121220121011220 |
4 | 2031120112031320131 |
5 | 4441344323340042 |
6 | 153423323003553 |
7 | 13652616225165 |
oct | 2153026157035 |
9 | 474747817156 |
10 | 151806074397 |
11 | 5942063161a |
12 | 255076695b9 |
13 | 114137b8333 |
14 | 74c15a95a5 |
15 | 3e374378ec |
hex | 235858de1d |
151806074397 has 8 divisors (see below), whose sum is σ = 202414647456. Its totient is φ = 101200775472.
The previous prime is 151806074291. The next prime is 151806074401. The reversal of 151806074397 is 793470608151.
It is a happy number.
151806074397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 151806074397 - 27 = 151806074269 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151876074397) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708223 + ... + 897324.
It is an arithmetic number, because the mean of its divisors is an integer number (25301830932).
Almost surely, 2151806074397 is an apocalyptic number.
It is an amenable number.
151806074397 is a deficient number, since it is larger than the sum of its proper divisors (50608573059).
151806074397 is a wasteful number, since it uses less digits than its factorization.
151806074397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1637067.
The product of its (nonzero) digits is 1270080, while the sum is 51.
The spelling of 151806074397 in words is "one hundred fifty-one billion, eight hundred six million, seventy-four thousand, three hundred ninety-seven".
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