Base | Representation |
---|---|
bin | 10000000010000110001011 |
3 | 21220112021122 |
4 | 100002012023 |
5 | 2033443031 |
6 | 230025455 |
7 | 50503220 |
oct | 20020613 |
9 | 7815248 |
10 | 4202891 |
11 | 2410770 |
12 | 14a828b |
13 | b42024 |
14 | 7b5947 |
15 | 58047b |
hex | 40218b |
4202891 has 8 divisors (see below), whose sum is σ = 5240064. Its totient is φ = 3274920.
The previous prime is 4202851. The next prime is 4202897. The reversal of 4202891 is 1982024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4202891 - 26 = 4202827 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4202891.
It is not an unprimeable number, because it can be changed into a prime (4202897) 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 7 ways as a sum of consecutive naturals, for example, 27215 + ... + 27368.
It is an arithmetic number, because the mean of its divisors is an integer number (655008).
Almost surely, 24202891 is an apocalyptic number.
4202891 is a deficient number, since it is larger than the sum of its proper divisors (1037173).
4202891 is a wasteful number, since it uses less digits than its factorization.
4202891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54601.
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 4202891 is about 2050.0953636356. The cubic root of 4202891 is about 161.3798753358.
The spelling of 4202891 in words is "four million, two hundred two thousand, eight hundred ninety-one".
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