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33010141 = 1719310061
BaseRepresentation
bin111110111101…
…1000111011101
32022010002101211
41331323013131
531422311031
63135304421
7550403323
oct175730735
968102354
1033010141
11176a700a
12b07b111
136aba138
144553d13
152d70bb1
hex1f7b1dd

33010141 has 8 divisors (see below), whose sum is σ = 35136504. Its totient is φ = 30904320.

The previous prime is 33010139. The next prime is 33010147. The reversal of 33010141 is 14101033.

It can be written as a sum of positive squares in 4 ways, for example, as 6022116 + 26988025 = 2454^2 + 5195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33010141 - 21 = 33010139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33010147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1750 + ... + 8311.

It is an arithmetic number, because the mean of its divisors is an integer number (4392063).

Almost surely, 233010141 is an apocalyptic number.

It is an amenable number.

33010141 is a deficient number, since it is larger than the sum of its proper divisors (2126363).

33010141 is a wasteful number, since it uses less digits than its factorization.

33010141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10271.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 33010141 is about 5745.4452394919. The cubic root of 33010141 is about 320.7862858019.

Adding to 33010141 its reverse (14101033), we get a palindrome (47111174).

The spelling of 33010141 in words is "thirty-three million, ten thousand, one hundred forty-one".

Divisors: 1 17 193 3281 10061 171037 1941773 33010141