Base | Representation |
---|---|
bin | 10000000100100110101001 |
3 | 21221001101000 |
4 | 100010212221 |
5 | 2034310121 |
6 | 230145213 |
7 | 50545161 |
oct | 20044651 |
9 | 7831330 |
10 | 4213161 |
11 | 2418457 |
12 | 14b2209 |
13 | b468c4 |
14 | 7b95a1 |
15 | 583526 |
hex | 4049a9 |
4213161 has 32 divisors (see below), whose sum is σ = 6756480. Its totient is φ = 2585088.
The previous prime is 4213159. The next prime is 4213189. The reversal of 4213161 is 1613124.
It is a happy number.
It is not a de Polignac number, because 4213161 - 21 = 4213159 is a prime.
It is a super-2 number, since 2×42131612 = 35501451223842, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4213141) 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, 30685 + ... + 30821.
It is an arithmetic number, because the mean of its divisors is an integer number (211140).
Almost surely, 24213161 is an apocalyptic number.
It is an amenable number.
4213161 is a deficient number, since it is larger than the sum of its proper divisors (2543319).
4213161 is a wasteful number, since it uses less digits than its factorization.
4213161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230 (or 224 counting only the distinct ones).
The product of its digits is 144, while the sum is 18.
The square root of 4213161 is about 2052.5985969010. The cubic root of 4213161 is about 161.5112153419.
Adding to 4213161 its reverse (1613124), we get a palindrome (5826285).
It can be divided in two parts, 42 and 13161, that added together give a triangular number (13203 = T162).
The spelling of 4213161 in words is "four million, two hundred thirteen thousand, one hundred sixty-one".
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