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42994 = 273783
BaseRepresentation
bin1010011111110010
32011222101
422133302
52333434
6531014
7236230
oct123762
964871
1042994
112a336
1220a6a
1316753
1411950
15cb14
hexa7f2

42994 has 16 divisors (see below), whose sum is σ = 76608. Its totient is φ = 17712.

The previous prime is 42989. The next prime is 43003. The reversal of 42994 is 49924.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477 + ... + 559.

It is an arithmetic number, because the mean of its divisors is an integer number (4788).

242994 is an apocalyptic number.

42994 is a deficient number, since it is larger than the sum of its proper divisors (33614).

42994 is a wasteful number, since it uses less digits than its factorization.

42994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129.

The product of its digits is 2592, while the sum is 28.

The square root of 42994 is about 207.3499457439. The cubic root of 42994 is about 35.0323510406.

The spelling of 42994 in words is "forty-two thousand, nine hundred ninety-four".

Divisors: 1 2 7 14 37 74 83 166 259 518 581 1162 3071 6142 21497 42994