Search a number
-
+
1342807 = 9411427
BaseRepresentation
bin101000111110101010111
32112012222121
411013311113
5320432212
644440411
714261614
oct5076527
92465877
101342807
11837964
12549107
1338027b
1426d50b
151b7d07
hex147d57

1342807 has 4 divisors (see below), whose sum is σ = 1345176. Its totient is φ = 1340440.

The previous prime is 1342801. The next prime is 1342829. The reversal of 1342807 is 7082431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1342807 - 23 = 1342799 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 (1342801) by changing a digit.

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, 228 + ... + 1654.

It is an arithmetic number, because the mean of its divisors is an integer number (336294).

21342807 is an apocalyptic number.

1342807 is a deficient number, since it is larger than the sum of its proper divisors (2369).

1342807 is an equidigital number, since it uses as much as digits as its factorization.

1342807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1342807 is about 1158.7954953313. The cubic root of 1342807 is about 110.3243046456.

The spelling of 1342807 in words is "one million, three hundred forty-two thousand, eight hundred seven".

Divisors: 1 941 1427 1342807