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2971426 = 21485713
BaseRepresentation
bin1011010101011100100010
312120222000211
423111130202
51230041201
6143404334
734154023
oct13253442
95528024
102971426
11174a527
12bb36aa
13800653
14574c4a
153da651
hex2d5722

2971426 has 4 divisors (see below), whose sum is σ = 4457142. Its totient is φ = 1485712.

The previous prime is 2971399. The next prime is 2971459. The reversal of 2971426 is 6241792.

2971426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 1651225 + 1320201 = 1285^2 + 1149^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 742855 + ... + 742858.

22971426 is an apocalyptic number.

2971426 is a deficient number, since it is larger than the sum of its proper divisors (1485716).

2971426 is a wasteful number, since it uses less digits than its factorization.

2971426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485715.

The product of its digits is 6048, while the sum is 31.

The square root of 2971426 is about 1723.7824688748. The cubic root of 2971426 is about 143.7655972994.

The spelling of 2971426 in words is "two million, nine hundred seventy-one thousand, four hundred twenty-six".

Divisors: 1 2 1485713 2971426