Base | Representation |
---|---|
bin | 10010000000010111101111 |
3 | 22212210202221 |
4 | 102000113233 |
5 | 2202020421 |
6 | 245100211 |
7 | 55056154 |
oct | 22002757 |
9 | 8783687 |
10 | 4720111 |
11 | 2734320 |
12 | 16b7667 |
13 | c93586 |
14 | 8ac22b |
15 | 633841 |
hex | 4805ef |
4720111 has 4 divisors (see below), whose sum is σ = 5149224. Its totient is φ = 4291000.
The previous prime is 4720099. The next prime is 4720141. The reversal of 4720111 is 1110274.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4720111 - 213 = 4711919 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 (4720141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214540 + ... + 214561.
It is an arithmetic number, because the mean of its divisors is an integer number (1287306).
Almost surely, 24720111 is an apocalyptic number.
4720111 is a deficient number, since it is larger than the sum of its proper divisors (429113).
4720111 is a wasteful number, since it uses less digits than its factorization.
4720111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429112.
The product of its (nonzero) digits is 56, while the sum is 16.
The square root of 4720111 is about 2172.5816440355. The cubic root of 4720111 is about 167.7454454636.
Adding to 4720111 its reverse (1110274), we get a palindrome (5830385).
The spelling of 4720111 in words is "four million, seven hundred twenty thousand, one hundred eleven".
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