Base | Representation |
---|---|
bin | 11000101111101… |
… | …001110010100001 |
3 | 1001221011120001020 |
4 | 120233221302201 |
5 | 1322234120441 |
6 | 105110000053 |
7 | 13200450426 |
oct | 3057516241 |
9 | 1057146036 |
10 | 415145121 |
11 | 1a337a746 |
12 | b7046029 |
13 | 68015001 |
14 | 3d1c7d4d |
15 | 266a5e66 |
hex | 18be9ca1 |
415145121 has 16 divisors (see below), whose sum is σ = 573177600. Its totient is φ = 266956928.
The previous prime is 415145119. The next prime is 415145161. The reversal of 415145121 is 121541514.
It is a cyclic number.
It is not a de Polignac number, because 415145121 - 21 = 415145119 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 415145091 and 415145100.
It is not an unprimeable number, because it can be changed into a prime (415145111) 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, 127765 + ... + 130973.
It is an arithmetic number, because the mean of its divisors is an integer number (35823600).
Almost surely, 2415145121 is an apocalyptic number.
It is an amenable number.
415145121 is a deficient number, since it is larger than the sum of its proper divisors (158032479).
415145121 is a wasteful number, since it uses less digits than its factorization.
415145121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4728.
The product of its digits is 800, while the sum is 24.
The square root of 415145121 is about 20375.1103309896. The cubic root of 415145121 is about 745.9905272560.
Adding to 415145121 its reverse (121541514), we get a palindrome (536686635).
The spelling of 415145121 in words is "four hundred fifteen million, one hundred forty-five thousand, one hundred twenty-one".
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