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34379245 = 553129733
BaseRepresentation
bin1000001100100…
…1010111101101
32101200122110101
42003021113231
532300113440
63224511101
7565135015
oct203112755
971618411
1034379245
11184516aa
12b61b491
137179364
1447ccc45
15304169a
hex20c95ed

34379245 has 8 divisors (see below), whose sum is σ = 42033816. Its totient is φ = 26984256.

The previous prime is 34379243. The next prime is 34379249. The reversal of 34379245 is 54297343.

34379245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8185321 + 26193924 = 2861^2 + 5118^2 .

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 34379245 - 21 = 34379243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34379243) 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, 64602 + ... + 65131.

It is an arithmetic number, because the mean of its divisors is an integer number (5254227).

Almost surely, 234379245 is an apocalyptic number.

It is an amenable number.

34379245 is a deficient number, since it is larger than the sum of its proper divisors (7654571).

34379245 is a wasteful number, since it uses less digits than its factorization.

34379245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129791.

The product of its digits is 90720, while the sum is 37.

The square root of 34379245 is about 5863.3817034200. The cubic root of 34379245 is about 325.1612454303.

The spelling of 34379245 in words is "thirty-four million, three hundred seventy-nine thousand, two hundred forty-five".

Divisors: 1 5 53 265 129733 648665 6875849 34379245