[go: up one dir, main page]

Search a number
-
+
1374949 = 6312179
BaseRepresentation
bin101001111101011100101
32120212002001
411033223211
5322444244
645245301
714454412
oct5175345
92525061
101374949
1185a024
12563831
13391aa4
1427b109
151c25d4
hex14fae5

1374949 has 4 divisors (see below), whose sum is σ = 1377760. Its totient is φ = 1372140.

The previous prime is 1374941. The next prime is 1374953. The reversal of 1374949 is 9494731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1374949 - 23 = 1374941 is a prime.

It is a d-powerful number, because it can be written as 1 + 39 + 77 + 42 + 9 + 44 + 96 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374941) 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, 459 + ... + 1720.

It is an arithmetic number, because the mean of its divisors is an integer number (344440).

21374949 is an apocalyptic number.

It is an amenable number.

1374949 is a deficient number, since it is larger than the sum of its proper divisors (2811).

1374949 is an equidigital number, since it uses as much as digits as its factorization.

1374949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810.

The product of its digits is 27216, while the sum is 37.

The square root of 1374949 is about 1172.5821932811. The cubic root of 1374949 is about 111.1976296874.

The spelling of 1374949 in words is "one million, three hundred seventy-four thousand, nine hundred forty-nine".

Divisors: 1 631 2179 1374949