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4215412 = 227114843
BaseRepresentation
bin10000000101001001110100
321221011110101
4100011021310
52034343122
6230203444
750554555
oct20051164
97834411
104215412
11241a113
1214b3584
13b47936
147ba32c
15584027
hex405274

4215412 has 12 divisors (see below), whose sum is σ = 7481376. Its totient is φ = 2077880.

The previous prime is 4215403. The next prime is 4215413. The reversal of 4215412 is 2145124.

It is a self number, because there is not a number n which added to its sum of digits gives 4215412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215413) 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, 7138 + ... + 7705.

It is an arithmetic number, because the mean of its divisors is an integer number (623448).

Almost surely, 24215412 is an apocalyptic number.

It is an amenable number.

4215412 is a deficient number, since it is larger than the sum of its proper divisors (3265964).

4215412 is a wasteful number, since it uses less digits than its factorization.

4215412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14918 (or 14916 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 4215412 is about 2053.1468530039. The cubic root of 4215412 is about 161.5399741936.

The spelling of 4215412 in words is "four million, two hundred fifteen thousand, four hundred twelve".

Divisors: 1 2 4 71 142 284 14843 29686 59372 1053853 2107706 4215412