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1018214 = 23111637
BaseRepresentation
bin11111000100101100110
31220201201122
43320211212
5230040324
633453542
711440361
oct3704546
91821648
101018214
11635aaa
124112b2
132985c2
141c70d8
15151a5e
hexf8966

1018214 has 8 divisors (see below), whose sum is σ = 1533168. Its totient is φ = 507160.

The previous prime is 1018207. The next prime is 1018217. The reversal of 1018214 is 4128101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1018192 and 1018201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1018217) 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, 197 + ... + 1440.

It is an arithmetic number, because the mean of its divisors is an integer number (191646).

21018214 is an apocalyptic number.

1018214 is a deficient number, since it is larger than the sum of its proper divisors (514954).

1018214 is a wasteful number, since it uses less digits than its factorization.

1018214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1018214 is about 1009.0659046861. The cubic root of 1018214 is about 100.6034840769.

The spelling of 1018214 in words is "one million, eighteen thousand, two hundred fourteen".

Divisors: 1 2 311 622 1637 3274 509107 1018214