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BaseRepresentation
bin1111111111111111101001
321220002110202
433333333221
52033204111
6225521545
750436140
oct17777751
97802422
104194281
112405253
1214a32b5
13b3b130
147b2757
1557cb3b
hex3fffe9

4194281 has 8 divisors (see below), whose sum is σ = 5162304. Its totient is φ = 3318480.

The previous prime is 4194277. The next prime is 4194287. The reversal of 4194281 is 1824914.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4194281 - 22 = 4194277 is a prime.

It is a super-2 number, since 2×41942812 = 35183986213922, which contains 22 as substring.

It is a nialpdrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (4194287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22955 + ... + 23136.

It is equal to the Eulerian number A(22, 1).

It is an arithmetic number, because the mean of its divisors is an integer number (645288).

Almost surely, 24194281 is an apocalyptic number.

It is an amenable number.

4194281 is a deficient number, since it is larger than the sum of its proper divisors (968023).

4194281 is a wasteful number, since it uses less digits than its factorization.

4194281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46111.

The product of its digits is 2304, while the sum is 29.

The square root of 4194281 is about 2047.9943847579. The cubic root of 4194281 is about 161.2695996047.

The spelling of 4194281 in words is "four million, one hundred ninety-four thousand, two hundred eighty-one".

Divisors: 1 7 13 91 46091 322637 599183 4194281