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1205214 = 23200869
BaseRepresentation
bin100100110001111011110
32021020020120
410212033132
5302031324
641455410
713146513
oct4461736
92236216
101205214
1175354a
124a1566
1333275a
1423530a
1518c179
hex1263de

1205214 has 8 divisors (see below), whose sum is σ = 2410440. Its totient is φ = 401736.

The previous prime is 1205179. The next prime is 1205219. The reversal of 1205214 is 4125021.

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

1205214 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1205193 and 1205202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1205219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100429 + ... + 100440.

It is an arithmetic number, because the mean of its divisors is an integer number (301305).

21205214 is an apocalyptic number.

1205214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1205214 is a wasteful number, since it uses less digits than its factorization.

1205214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200874.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1205214 is about 1097.8223900067. The cubic root of 1205214 is about 106.4195429269.

The spelling of 1205214 in words is "one million, two hundred five thousand, two hundred fourteen".

Divisors: 1 2 3 6 200869 401738 602607 1205214