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34207429 = 192337727
BaseRepresentation
bin1000001001111…
…1011011000101
32101100220202211
42002133123011
532224114204
63221103421
7563521054
oct202373305
971326684
1034207429
1118344603
12b557b71
1371190a9
14478639b
15300a804
hex209f6c5

34207429 has 8 divisors (see below), whose sum is σ = 36167040. Its totient is φ = 32263776.

The previous prime is 34207423. The next prime is 34207447. The reversal of 34207429 is 92470243.

34207429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34207429 - 23 = 34207421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34207429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34207421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564 + ... + 8290.

It is an arithmetic number, because the mean of its divisors is an integer number (4520880).

Almost surely, 234207429 is an apocalyptic number.

It is an amenable number.

34207429 is a deficient number, since it is larger than the sum of its proper divisors (1959611).

34207429 is a wasteful number, since it uses less digits than its factorization.

34207429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7979.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 34207429 is about 5848.7117384942. The cubic root of 34207429 is about 324.6186580491.

The spelling of 34207429 in words is "thirty-four million, two hundred seven thousand, four hundred twenty-nine".

Divisors: 1 19 233 4427 7727 146813 1800391 34207429