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2945797 = 113131199
BaseRepresentation
bin1011001111001100000101
312112122212121
423033030011
51223231142
6143045541
734016221
oct13171405
95478777
102945797
111732248
12ba08b1
137c1a9a
14569781
153d2c67
hex2cf305

2945797 has 8 divisors (see below), whose sum is σ = 3009600. Its totient is φ = 2882880.

The previous prime is 2945773. The next prime is 2945807. The reversal of 2945797 is 7975492.

2945797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2945797 - 27 = 2945669 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 (2945707) 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 7 ways as a sum of consecutive naturals, for example, 14704 + ... + 14902.

It is an arithmetic number, because the mean of its divisors is an integer number (376200).

22945797 is an apocalyptic number.

It is an amenable number.

2945797 is a deficient number, since it is larger than the sum of its proper divisors (63803).

2945797 is a wasteful number, since it uses less digits than its factorization.

2945797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its digits is 158760, while the sum is 43.

The square root of 2945797 is about 1716.3324270082. The cubic root of 2945797 is about 143.3510698561.

The spelling of 2945797 in words is "two million, nine hundred forty-five thousand, seven hundred ninety-seven".

Divisors: 1 113 131 199 14803 22487 26069 2945797