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4297943 = 13330611
BaseRepresentation
bin10000011001010011010111
322002100200002
4100121103113
52100013233
6232041515
751350306
oct20312327
98070602
104297943
112476121
12153329b
13b76380
147dc43d
1559d6e8
hex4194d7

4297943 has 4 divisors (see below), whose sum is σ = 4628568. Its totient is φ = 3967320.

The previous prime is 4297939. The next prime is 4297961. The reversal of 4297943 is 3497924.

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 4297943 - 22 = 4297939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4297897 and 4297906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4297963) 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 3 ways as a sum of consecutive naturals, for example, 165293 + ... + 165318.

It is an arithmetic number, because the mean of its divisors is an integer number (1157142).

Almost surely, 24297943 is an apocalyptic number.

4297943 is a deficient number, since it is larger than the sum of its proper divisors (330625).

4297943 is a wasteful number, since it uses less digits than its factorization.

4297943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330624.

The product of its digits is 54432, while the sum is 38.

The square root of 4297943 is about 2073.1480892594. The cubic root of 4297943 is about 162.5873991386.

The spelling of 4297943 in words is "four million, two hundred ninety-seven thousand, nine hundred forty-three".

Divisors: 1 13 330611 4297943