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2942 = 21471
BaseRepresentation
bin101101111110
311000222
4231332
543232
621342
711402
oct5576
94028
102942
112235
121852
131454
141102
15d12
hexb7e

2942 has 4 divisors (see below), whose sum is σ = 4416. Its totient is φ = 1470.

The previous prime is 2939. The next prime is 2953. The reversal of 2942 is 2492.

2942 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

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

It is a plaindrome in base 11.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 2942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734 + ... + 737.

It is an arithmetic number, because the mean of its divisors is an integer number (1104).

2942 is a deficient number, since it is larger than the sum of its proper divisors (1474).

2942 is a wasteful number, since it uses less digits than its factorization.

2942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473.

The product of its digits is 144, while the sum is 17.

The square root of 2942 is about 54.2402064893. The cubic root of 2942 is about 14.3289452345.

The spelling of 2942 in words is "two thousand, nine hundred forty-two".

Divisors: 1 2 1471 2942