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4212853 = 23917627
BaseRepresentation
bin10000000100100001110101
321221000221121
4100010201311
52034302403
6230143541
750544241
oct20044165
97830847
104212853
1124181a7
1214b1bb1
13b46718
147b9421
155833bd
hex404875

4212853 has 4 divisors (see below), whose sum is σ = 4230720. Its totient is φ = 4194988.

The previous prime is 4212847. The next prime is 4212863. The reversal of 4212853 is 3582124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4212853 is a prime.

It is a d-powerful number, because it can be written as 47 + 211 + 1 + 222 + 82 + 52 + 33 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212863) 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, 8575 + ... + 9052.

It is an arithmetic number, because the mean of its divisors is an integer number (1057680).

Almost surely, 24212853 is an apocalyptic number.

It is an amenable number.

4212853 is a deficient number, since it is larger than the sum of its proper divisors (17867).

4212853 is a wasteful number, since it uses less digits than its factorization.

4212853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17866.

The product of its digits is 1920, while the sum is 25.

The square root of 4212853 is about 2052.5235686832. The cubic root of 4212853 is about 161.5072795269.

Adding to 4212853 its reverse (3582124), we get a palindrome (7794977).

The spelling of 4212853 in words is "four million, two hundred twelve thousand, eight hundred fifty-three".

Divisors: 1 239 17627 4212853