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34303145 = 514294801
BaseRepresentation
bin1000001011011…
…0110010101001
32101112210001212
42002312302221
532240200040
63223122505
7564400112
oct202666251
971483055
1034303145
11183aa508
12b5a3435
137150826
1447ad209
153028d65
hex20b6ca9

34303145 has 8 divisors (see below), whose sum is σ = 41201160. Its totient is φ = 27417600.

The previous prime is 34303109. The next prime is 34303147. The reversal of 34303145 is 54130343.

It can be written as a sum of positive squares in 4 ways, for example, as 337561 + 33965584 = 581^2 + 5828^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-34303145 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34303145.

It is not an unprimeable number, because it can be changed into a prime (34303147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4745 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (5150145).

Almost surely, 234303145 is an apocalyptic number.

It is an amenable number.

34303145 is a deficient number, since it is larger than the sum of its proper divisors (6898015).

34303145 is a wasteful number, since it uses less digits than its factorization.

34303145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 34303145 is about 5856.8886791538. Note that the first 3 decimals coincide. The cubic root of 34303145 is about 324.9211485235.

Adding to 34303145 its reverse (54130343), we get a palindrome (88433488).

The spelling of 34303145 in words is "thirty-four million, three hundred three thousand, one hundred forty-five".

Divisors: 1 5 1429 4801 7145 24005 6860629 34303145