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83042 = 241521
BaseRepresentation
bin10100010001100010
311012220122
4110101202
510124132
61440242
7464051
oct242142
9135818
1083042
1157433
1240082
132ba4b
1422398
1519912
hex14462

83042 has 4 divisors (see below), whose sum is σ = 124566. Its totient is φ = 41520.

The previous prime is 83023. The next prime is 83047. The reversal of 83042 is 24038.

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

It can be written as a sum of positive squares in only one way, i.e., 57121 + 25921 = 239^2 + 161^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 83042.

It is not an unprimeable number, because it can be changed into a prime (83047) by changing a digit.

83042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20759 + ... + 20762.

283042 is an apocalyptic number.

83042 is a deficient number, since it is larger than the sum of its proper divisors (41524).

83042 is a wasteful number, since it uses less digits than its factorization.

83042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41523.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 83042 is about 288.1700886629. The cubic root of 83042 is about 43.6280631834.

It can be divided in two parts, 8 and 3042, that multiplied together give a square (24336 = 1562).

The spelling of 83042 in words is "eighty-three thousand, forty-two".

Divisors: 1 2 41521 83042