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4124143 = 14092927
BaseRepresentation
bin1111101110110111101111
321202112021001
433232313233
52023433033
6224221131
750024512
oct17566757
97675231
104124143
112367591
12146a7a7
13b1522a
14794d79
15566e7d
hex3eedef

4124143 has 4 divisors (see below), whose sum is σ = 4128480. Its totient is φ = 4119808.

The previous prime is 4124137. The next prime is 4124167. The reversal of 4124143 is 3414214.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3414214 = 21707107.

It is a cyclic number.

It is not a de Polignac number, because 4124143 - 217 = 3993071 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 4124143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4124123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55 + ... + 2872.

It is an arithmetic number, because the mean of its divisors is an integer number (1032120).

Almost surely, 24124143 is an apocalyptic number.

4124143 is a deficient number, since it is larger than the sum of its proper divisors (4337).

4124143 is a wasteful number, since it uses less digits than its factorization.

4124143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336.

The product of its digits is 384, while the sum is 19.

The square root of 4124143 is about 2030.7986113842. The cubic root of 4124143 is about 160.3656092379.

Adding to 4124143 its reverse (3414214), we get a palindrome (7538357).

The spelling of 4124143 in words is "four million, one hundred twenty-four thousand, one hundred forty-three".

Divisors: 1 1409 2927 4124143