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1420414 = 2710207
BaseRepresentation
bin101011010110001111110
32200011102221
411122301332
5330423124
650235554
715034102
oct5326176
92604387
101420414
118901a6
12585bba
133a96a8
1428d902
151d0ce4
hex15ac7e

1420414 has 4 divisors (see below), whose sum is σ = 2130624. Its totient is φ = 710206.

The previous prime is 1420403. The next prime is 1420429. The reversal of 1420414 is 4140241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 355102 + ... + 355105.

It is an arithmetic number, because the mean of its divisors is an integer number (532656).

21420414 is an apocalyptic number.

1420414 is a deficient number, since it is larger than the sum of its proper divisors (710210).

1420414 is an equidigital number, since it uses as much as digits as its factorization.

1420414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710209.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1420414 is about 1191.8112266630. The cubic root of 1420414 is about 112.4100086915.

Adding to 1420414 its reverse (4140241), we get a palindrome (5560655).

The spelling of 1420414 in words is "one million, four hundred twenty thousand, four hundred fourteen".

Divisors: 1 2 710207 1420414