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83030 = 2519223
BaseRepresentation
bin10100010001010110
311012220012
4110101112
510124110
61440222
7464033
oct242126
9135805
1083030
1157422
1240072
132ba3c
142238a
1519905
hex14456

83030 has 24 divisors (see below), whose sum is σ = 164592. Its totient is φ = 30096.

The previous prime is 83023. The next prime is 83047. The reversal of 83030 is 3038.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 14 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 82996 and 83014.

It is a congruent number.

It is an unprimeable number.

83030 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3599 + ... + 3621.

It is an arithmetic number, because the mean of its divisors is an integer number (6858).

283030 is an apocalyptic number.

83030 is a deficient number, since it is larger than the sum of its proper divisors (81562).

83030 is a wasteful number, since it uses less digits than its factorization.

83030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 83030 is about 288.1492668740. The cubic root of 83030 is about 43.6259615883.

Adding to 83030 its reverse (3038), we get a palindrome (86068).

The spelling of 83030 in words is "eighty-three thousand, thirty".

Divisors: 1 2 5 10 19 23 38 46 95 115 190 230 361 437 722 874 1805 2185 3610 4370 8303 16606 41515 83030