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34391371 = 723213611
BaseRepresentation
bin1000001100110…
…0010101001011
32101201021002111
42003030111023
532301010441
63225043151
7565215250
oct203142513
971637074
1034391371
111845a823
12b6264b7
137181a31
1447d3427
153045081
hex20cc54b

34391371 has 8 divisors (see below), whose sum is σ = 41013504. Its totient is φ = 28196520.

The previous prime is 34391359. The next prime is 34391411. The reversal of 34391371 is 17319343.

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 34391371 - 25 = 34391339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34391341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106645 + ... + 106966.

It is an arithmetic number, because the mean of its divisors is an integer number (5126688).

Almost surely, 234391371 is an apocalyptic number.

34391371 is a deficient number, since it is larger than the sum of its proper divisors (6622133).

34391371 is a wasteful number, since it uses less digits than its factorization.

34391371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213641.

The product of its digits is 6804, while the sum is 31.

The square root of 34391371 is about 5864.4156571648. The cubic root of 34391371 is about 325.1994704483.

The spelling of 34391371 in words is "thirty-four million, three hundred ninety-one thousand, three hundred seventy-one".

Divisors: 1 7 23 161 213611 1495277 4913053 34391371