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BaseRepresentation
bin1000000101001101
31200101222
420011031
52024401
6413125
7165335
oct100515
950358
1033101
1122962
12171a5
13120b3
14c0c5
159c1b
hex814d

33101 has 4 divisors (see below), whose sum is σ = 33600. Its totient is φ = 32604.

The previous prime is 33091. The next prime is 33107. The reversal of 33101 is 10133.

Adding to 33101 its reverse (10133), we get a palindrome (43234).

It can be divided in two parts, 33 and 101, that multiplied together give a palindrome (3333).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33101 - 26 = 33037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 33101.

It is not an unprimeable number, because it can be changed into a prime (33107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131 + ... + 288.

It is an arithmetic number, because the mean of its divisors is an integer number (8400).

233101 is an apocalyptic number.

It is an amenable number.

33101 is a deficient number, since it is larger than the sum of its proper divisors (499).

33101 is an equidigital number, since it uses as much as digits as its factorization.

33101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 9, while the sum is 8.

The square root of 33101 is about 181.9368022144. The cubic root of 33101 is about 32.1080333022.

The spelling of 33101 in words is "thirty-three thousand, one hundred one".

Divisors: 1 79 419 33101