Base | Representation |
---|---|
bin | 10010000111101… |
… | …11100010000111 |
3 | 101121000211221000 |
4 | 21003313202013 |
5 | 302403240324 |
6 | 23030024343 |
7 | 3524024313 |
oct | 1103674207 |
9 | 347024830 |
10 | 152008839 |
11 | 78894544 |
12 | 42aa80b3 |
13 | 25653378 |
14 | 1628cb43 |
15 | d5299c9 |
hex | 90f7887 |
152008839 has 32 divisors (see below), whose sum is σ = 235296000. Its totient is φ = 96891552.
The previous prime is 152008819. The next prime is 152008847. The reversal of 152008839 is 938800251.
152008839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 152008839 - 28 = 152008583 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152008819) 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, 57652 + ... + 60230.
It is an arithmetic number, because the mean of its divisors is an integer number (7353000).
Almost surely, 2152008839 is an apocalyptic number.
152008839 is a deficient number, since it is larger than the sum of its proper divisors (83287161).
152008839 is a wasteful number, since it uses less digits than its factorization.
152008839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2684 (or 2678 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 152008839 is about 12329.1864695121. The cubic root of 152008839 is about 533.6906742817.
The spelling of 152008839 in words is "one hundred fifty-two million, eight thousand, eight hundred thirty-nine".
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