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1400012 = 22350003
BaseRepresentation
bin101010101110011001100
32122010110022
411111303030
5324300022
650001312
714620445
oct5256314
92563408
101400012
11876939
12576238
133a0313
142862cc
151c9c42
hex155ccc

1400012 has 6 divisors (see below), whose sum is σ = 2450028. Its totient is φ = 700004.

The previous prime is 1399999. The next prime is 1400017. The reversal of 1400012 is 2100041.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1400017) 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 as a sum of consecutive naturals, namely, 174998 + ... + 175005.

It is an arithmetic number, because the mean of its divisors is an integer number (408338).

21400012 is an apocalyptic number.

It is an amenable number.

1400012 is a deficient number, since it is larger than the sum of its proper divisors (1050016).

1400012 is a wasteful number, since it uses less digits than its factorization.

1400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350007 (or 350005 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1400012 is about 1183.2210275346. The cubic root of 1400012 is about 111.8692138326.

Adding to 1400012 its reverse (2100041), we get a palindrome (3500053).

The spelling of 1400012 in words is "one million, four hundred thousand, twelve".

Divisors: 1 2 4 350003 700006 1400012