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1408214 = 24771211
BaseRepresentation
bin101010111110011010110
32122112201002
411113303112
5330030324
650103302
714653403
oct5276326
92575632
101408214
11882015
1257ab32
133a3c82
142892aa
151cc3ae
hex157cd6

1408214 has 16 divisors (see below), whose sum is σ = 2198016. Its totient is φ = 676200.

The previous prime is 1408201. The next prime is 1408217. The reversal of 1408214 is 4128041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1408217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6569 + ... + 6779.

It is an arithmetic number, because the mean of its divisors is an integer number (137376).

21408214 is an apocalyptic number.

1408214 is a deficient number, since it is larger than the sum of its proper divisors (789802).

1408214 is a wasteful number, since it uses less digits than its factorization.

1408214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1408214 is about 1186.6819287408. The cubic root of 1408214 is about 112.0872513137.

The spelling of 1408214 in words is "one million, four hundred eight thousand, two hundred fourteen".

Divisors: 1 2 47 71 94 142 211 422 3337 6674 9917 14981 19834 29962 704107 1408214