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1393007 = 71179229
BaseRepresentation
bin101010100000101101111
32121202211212
411110011233
5324034012
645505035
714561150
oct5240557
92552755
101393007
11871650
1257217b
1339a085
14283927
151c7b22
hex15416f

1393007 has 16 divisors (see below), whose sum is σ = 1766400. Its totient is φ = 1067040.

The previous prime is 1393003. The next prime is 1393019. The reversal of 1393007 is 7003931.

It is a cyclic number.

It is not a de Polignac number, because 1393007 - 22 = 1393003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393003) 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 15 ways as a sum of consecutive naturals, for example, 5969 + ... + 6197.

It is an arithmetic number, because the mean of its divisors is an integer number (110400).

21393007 is an apocalyptic number.

1393007 is a deficient number, since it is larger than the sum of its proper divisors (373393).

1393007 is a wasteful number, since it uses less digits than its factorization.

1393007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 1393007 is about 1180.2571753648. The cubic root of 1393007 is about 111.6823215101.

Adding to 1393007 its reverse (7003931), we get a palindrome (8396938).

The spelling of 1393007 in words is "one million, three hundred ninety-three thousand, seven".

Divisors: 1 7 11 77 79 229 553 869 1603 2519 6083 17633 18091 126637 199001 1393007