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2982983 = 10328961
BaseRepresentation
bin1011011000010001000111
312121112212212
423120101013
51230423413
6143534035
734232513
oct13302107
95545785
102982983
111758183
12bba31b
138059a3
14579143
153ddca8
hex2d8447

2982983 has 4 divisors (see below), whose sum is σ = 3012048. Its totient is φ = 2953920.

The previous prime is 2982979. The next prime is 2982997. The reversal of 2982983 is 3892892.

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 2982983 - 22 = 2982979 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2982983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2982283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14378 + ... + 14583.

It is an arithmetic number, because the mean of its divisors is an integer number (753012).

22982983 is an apocalyptic number.

2982983 is a deficient number, since it is larger than the sum of its proper divisors (29065).

2982983 is a wasteful number, since it uses less digits than its factorization.

2982983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29064.

The product of its digits is 62208, while the sum is 41.

The square root of 2982983 is about 1727.1314368050. The cubic root of 2982983 is about 143.9517424459.

Subtracting 2982983 from its reverse (3892892), we obtain a palindrome (909909).

The spelling of 2982983 in words is "two million, nine hundred eighty-two thousand, nine hundred eighty-three".

Divisors: 1 103 28961 2982983