Search a number
4213893 = 33737963
BaseRepresentation
bin10000000100110010000101
321221002101010
4100010302011
52034321033
6230152433
750550255
oct20046205
97832333
104213893
112418a62
1214b2719
13b47038
147b9965
15583863
hex404c85

4213893 has 8 divisors (see below), whose sum is σ = 5770528. Its totient is φ = 2733264.

The previous prime is 4213889. The next prime is 4213897. The reversal of 4213893 is 3983124.

It is an interprime number because it is at equal distance from previous prime (4213889) and next prime (4213897).

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

It is not a de Polignac number, because 4213893 - 22 = 4213889 is a prime.

It is a Duffinian number.

It is a Curzon number.

4213893 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4213893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213897) 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, 18871 + ... + 19092.

It is an arithmetic number, because the mean of its divisors is an integer number (721316).

Almost surely, 24213893 is an apocalyptic number.

It is an amenable number.

4213893 is a deficient number, since it is larger than the sum of its proper divisors (1556635).

4213893 is a wasteful number, since it uses less digits than its factorization.

4213893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38003.

The product of its digits is 5184, while the sum is 30.

The square root of 4213893 is about 2052.7768997141. The cubic root of 4213893 is about 161.5205685222.

The spelling of 4213893 in words is "four million, two hundred thirteen thousand, eight hundred ninety-three".

Divisors: 1 3 37 111 37963 113889 1404631 4213893