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34270517 = 13121997
BaseRepresentation
bin1000001010111…
…0110100110101
32101111010022102
42002232310311
532233124032
63222311445
7564203021
oct202566465
971433272
1034270517
1118387a46
12b588585
13713ba18
1447a1381
15301e362
hex20aed35

34270517 has 6 divisors (see below), whose sum is σ = 34551414. Its totient is φ = 33991880.

The previous prime is 34270501. The next prime is 34270559. The reversal of 34270517 is 71507243.

34270517 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 only one way, i.e., 19838116 + 14432401 = 4454^2 + 3799^2 .

It is not a de Polignac number, because 34270517 - 24 = 34270501 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 34270517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34270217) 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 5 ways as a sum of consecutive naturals, for example, 16163 + ... + 18159.

It is an arithmetic number, because the mean of its divisors is an integer number (5758569).

Almost surely, 234270517 is an apocalyptic number.

It is an amenable number.

34270517 is a deficient number, since it is larger than the sum of its proper divisors (280897).

34270517 is an equidigital number, since it uses as much as digits as its factorization.

34270517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259 (or 2128 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 34270517 is about 5854.1025785341. The cubic root of 34270517 is about 324.8180978140.

The spelling of 34270517 in words is "thirty-four million, two hundred seventy thousand, five hundred seventeen".

Divisors: 1 131 1997 17161 261607 34270517