Base | Representation |
---|---|
bin | 10000000101000100010101 |
3 | 21221010222101 |
4 | 100011010111 |
5 | 2034340221 |
6 | 230202101 |
7 | 50553544 |
oct | 20050425 |
9 | 7833871 |
10 | 4215061 |
11 | 2419924 |
12 | 14b3331 |
13 | b47726 |
14 | 7ba15b |
15 | 583d91 |
hex | 405115 |
4215061 has 4 divisors (see below), whose sum is σ = 4243500. Its totient is φ = 4186624.
The previous prime is 4215059. The next prime is 4215073. The reversal of 4215061 is 1605124.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2340900 + 1874161 = 1530^2 + 1369^2 .
It is a cyclic number.
It is not a de Polignac number, because 4215061 - 21 = 4215059 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4215011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13996 + ... + 14293.
It is an arithmetic number, because the mean of its divisors is an integer number (1060875).
Almost surely, 24215061 is an apocalyptic number.
It is an amenable number.
4215061 is a deficient number, since it is larger than the sum of its proper divisors (28439).
4215061 is a wasteful number, since it uses less digits than its factorization.
4215061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28438.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 4215061 is about 2053.0613726823. The cubic root of 4215061 is about 161.5354904797.
The spelling of 4215061 in words is "four million, two hundred fifteen thousand, sixty-one".
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