Search a number
-
+
1429079 = 13110909
BaseRepresentation
bin101011100111001010111
32200121022212
411130321113
5331212304
650344035
715101261
oct5347127
92617285
101429079
11896763
1258b01b
133b0612
14292b31
151d366e
hex15ce57

1429079 has 4 divisors (see below), whose sum is σ = 1440120. Its totient is φ = 1418040.

The previous prime is 1429067. The next prime is 1429081. The reversal of 1429079 is 9709241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9709241 = 69114051.

It is a cyclic number.

It is not a de Polignac number, because 1429079 - 24 = 1429063 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 (1429279) 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, 5324 + ... + 5585.

It is an arithmetic number, because the mean of its divisors is an integer number (360030).

21429079 is an apocalyptic number.

1429079 is a deficient number, since it is larger than the sum of its proper divisors (11041).

1429079 is a wasteful number, since it uses less digits than its factorization.

1429079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 1429079 is about 1195.4409228398. The cubic root of 1429079 is about 112.6381249940.

The spelling of 1429079 in words is "one million, four hundred twenty-nine thousand, seventy-nine".

Divisors: 1 131 10909 1429079