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427825214 = 21033207079
BaseRepresentation
bin11001100000000…
…001100000111110
31002211000202212022
4121200001200332
51334010401324
6110241440142
713413311555
oct3140014076
91084022768
10427825214
111aa550463
12bb340052
136a83471b
1440b68d9c
152785d05e
hex1980183e

427825214 has 8 divisors (see below), whose sum is σ = 642362160. Its totient is φ = 213704496.

The previous prime is 427825199. The next prime is 427825219. The reversal of 427825214 is 412528724.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427825219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101474 + ... + 105605.

It is an arithmetic number, because the mean of its divisors is an integer number (80295270).

Almost surely, 2427825214 is an apocalyptic number.

427825214 is a deficient number, since it is larger than the sum of its proper divisors (214536946).

427825214 is a wasteful number, since it uses less digits than its factorization.

427825214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208114.

The product of its digits is 35840, while the sum is 35.

The square root of 427825214 is about 20683.9361341114. The cubic root of 427825214 is about 753.5096040297.

It can be divided in two parts, 4278 and 25214, that added together give a palindrome (29492).

The spelling of 427825214 in words is "four hundred twenty-seven million, eight hundred twenty-five thousand, two hundred fourteen".

Divisors: 1 2 1033 2066 207079 414158 213912607 427825214