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42650 = 252853
BaseRepresentation
bin1010011010011010
32011111122
422122122
52331100
6525242
7235226
oct123232
964448
1042650
112a053
1220822
131654a
1411786
15c985
hexa69a

42650 has 12 divisors (see below), whose sum is σ = 79422. Its totient is φ = 17040.

The previous prime is 42649. The next prime is 42667. The reversal of 42650 is 5624.

42650 is nontrivially palindromic in base 4.

42650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

42650 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 3 ways, for example, as 20449 + 22201 = 143^2 + 149^2 .

It is a nialpdrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 42650.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 377 + ... + 476.

242650 is an apocalyptic number.

42650 is a deficient number, since it is larger than the sum of its proper divisors (36772).

42650 is a wasteful number, since it uses less digits than its factorization.

42650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 42650 is about 206.5187642806. The cubic root of 42650 is about 34.9386680986.

The spelling of 42650 in words is "forty-two thousand, six hundred fifty".

Divisors: 1 2 5 10 25 50 853 1706 4265 8530 21325 42650