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1031214 = 23171869
BaseRepresentation
bin11111011110000101110
31221101120010
43323300232
5230444324
634034050
711523312
oct3736056
91841503
101031214
11644848
12418926
132a14b2
141cbb42
15155829
hexfbc2e

1031214 has 8 divisors (see below), whose sum is σ = 2062440. Its totient is φ = 343736.

The previous prime is 1031189. The next prime is 1031231. The reversal of 1031214 is 4121301.

It is a happy number.

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

1031214 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1031214.

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 in 3 ways as a sum of consecutive naturals, for example, 85929 + ... + 85940.

It is an arithmetic number, because the mean of its divisors is an integer number (257805).

21031214 is an apocalyptic number.

1031214 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.

1031214 is a wasteful number, since it uses less digits than its factorization.

1031214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171874.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1031214 is about 1015.4870752501. The cubic root of 1031214 is about 101.0298248684.

Adding to 1031214 its reverse (4121301), we get a palindrome (5152515).

The spelling of 1031214 in words is "one million, thirty-one thousand, two hundred fourteen".

Divisors: 1 2 3 6 171869 343738 515607 1031214