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1220014 = 21075701
BaseRepresentation
bin100101001110110101110
32021222112201
410221312232
5303020024
642052114
713240615
oct4516656
92258481
101220014
11763684
124aa03a
13339403
1423a87c
15191744
hex129dae

1220014 has 8 divisors (see below), whose sum is σ = 1847448. Its totient is φ = 604200.

The previous prime is 1219991. The next prime is 1220027. The reversal of 1220014 is 4100221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2637 + ... + 3064.

It is an arithmetic number, because the mean of its divisors is an integer number (230931).

21220014 is an apocalyptic number.

1220014 is a deficient number, since it is larger than the sum of its proper divisors (627434).

1220014 is a wasteful number, since it uses less digits than its factorization.

1220014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5810.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1220014 is about 1104.5424392028. The cubic root of 1220014 is about 106.8533817405.

Adding to 1220014 its reverse (4100221), we get a palindrome (5320235).

The spelling of 1220014 in words is "one million, two hundred twenty thousand, fourteen".

Divisors: 1 2 107 214 5701 11402 610007 1220014