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34069147 = 7191272017
BaseRepresentation
bin1000000111110…
…1101010011011
32101002220002021
42001331222123
532210203042
63214115311
7562403650
oct201755233
971086067
1034069147
111825a722
12b4abb37
13709b178
14474bc27
152ece867
hex207da9b

34069147 has 16 divisors (see below), whose sum is σ = 41328640. Its totient is φ = 27433728.

The previous prime is 34069129. The next prime is 34069153. The reversal of 34069147 is 74196043.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-34069147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34069127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15883 + ... + 17899.

It is an arithmetic number, because the mean of its divisors is an integer number (2583040).

Almost surely, 234069147 is an apocalyptic number.

34069147 is a deficient number, since it is larger than the sum of its proper divisors (7259493).

34069147 is a wasteful number, since it uses less digits than its factorization.

34069147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 34069147 is about 5836.8781895805. The cubic root of 34069147 is about 324.1806485100.

The spelling of 34069147 in words is "thirty-four million, sixty-nine thousand, one hundred forty-seven".

Divisors: 1 7 19 127 133 889 2017 2413 14119 16891 38323 256159 268261 1793113 4867021 34069147