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34020141 = 311340047
BaseRepresentation
bin1000000111000…
…1101100101101
32101000101212020
42001301230231
532202121031
63213100353
7562111041
oct201615455
971011766
1034020141
1118226921
12b4876b9
137081a7c
144738021
152ec0096
hex2071b2d

34020141 has 4 divisors (see below), whose sum is σ = 45360192. Its totient is φ = 22680092.

The previous prime is 34020139. The next prime is 34020143. The reversal of 34020141 is 14102043.

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 an interprime number because it is at equal distance from previous prime (34020139) and next prime (34020143).

It is a cyclic number.

It is not a de Polignac number, because 34020141 - 21 = 34020139 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34020141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34020143) 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, 5670021 + ... + 5670026.

It is an arithmetic number, because the mean of its divisors is an integer number (11340048).

Almost surely, 234020141 is an apocalyptic number.

It is an amenable number.

34020141 is a deficient number, since it is larger than the sum of its proper divisors (11340051).

34020141 is a wasteful number, since it uses less digits than its factorization.

34020141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11340050.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 34020141 is about 5832.6787156503. The cubic root of 34020141 is about 324.0251371291.

Adding to 34020141 its reverse (14102043), we get a palindrome (48122184).

The spelling of 34020141 in words is "thirty-four million, twenty thousand, one hundred forty-one".

Divisors: 1 3 11340047 34020141