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34073143 = 1323113957
BaseRepresentation
bin1000000111111…
…0101000110111
32101010002120021
42001332220313
532210320033
63214150011
7562421416
oct201765067
971102507
1034073143
1118262725
12b4b2307
13709cc30
14474d47d
152ed0b2d
hex207ea37

34073143 has 8 divisors (see below), whose sum is σ = 38289888. Its totient is φ = 30084384.

The previous prime is 34073141. The next prime is 34073147. The reversal of 34073143 is 34137043.

It is a happy number.

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 34073143 - 21 = 34073141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34073141) 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, 56680 + ... + 57277.

It is an arithmetic number, because the mean of its divisors is an integer number (4786236).

Almost surely, 234073143 is an apocalyptic number.

34073143 is a deficient number, since it is larger than the sum of its proper divisors (4216745).

34073143 is a wasteful number, since it uses less digits than its factorization.

34073143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113993.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 34073143 is about 5837.2204858134. The cubic root of 34073143 is about 324.1933224916.

The spelling of 34073143 in words is "thirty-four million, seventy-three thousand, one hundred forty-three".

Divisors: 1 13 23 299 113957 1481441 2621011 34073143