Base | Representation |
---|---|
bin | 11000001001000… |
… | …000111000111101 |
3 | 1001020002221200020 |
4 | 120021000320331 |
5 | 1312141004000 |
6 | 104104522353 |
7 | 13015403013 |
oct | 3011007075 |
9 | 1036087606 |
10 | 405016125 |
11 | 198691678 |
12 | b37803b9 |
13 | 65ba9817 |
14 | 3bb0c8b3 |
15 | 25854ba0 |
hex | 18240e3d |
405016125 has 16 divisors (see below), whose sum is σ = 673947456. Its totient is φ = 216008400.
The previous prime is 405016123. The next prime is 405016159. The reversal of 405016125 is 521610504.
405016125 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 405016125 - 21 = 405016123 is a prime.
It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 405016095 and 405016104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (405016123) 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, 539647 + ... + 540396.
It is an arithmetic number, because the mean of its divisors is an integer number (42121716).
Almost surely, 2405016125 is an apocalyptic number.
It is an amenable number.
405016125 is a deficient number, since it is larger than the sum of its proper divisors (268931331).
405016125 is a wasteful number, since it uses less digits than its factorization.
405016125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1080061 (or 1080051 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 405016125 is about 20125.0124223564. The cubic root of 405016125 is about 739.8734413465.
Adding to 405016125 its reverse (521610504), we get a palindrome (926626629).
The spelling of 405016125 in words is "four hundred five million, sixteen thousand, one hundred twenty-five".
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