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34302340 = 2251715117
BaseRepresentation
bin1000001011011…
…0100110000100
32101112201222001
42002312212010
532240133330
63223115044
7564364552
oct202664604
971481861
1034302340
11183a9946
12b5a2a84
137150357
1447acbd2
1530289ca
hex20b6984

34302340 has 12 divisors (see below), whose sum is σ = 72034956. Its totient is φ = 13720928.

The previous prime is 34302299. The next prime is 34302341. The reversal of 34302340 is 4320343.

It can be written as a sum of positive squares in 2 ways, for example, as 12902464 + 21399876 = 3592^2 + 4626^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34302341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857539 + ... + 857578.

It is an arithmetic number, because the mean of its divisors is an integer number (6002913).

Almost surely, 234302340 is an apocalyptic number.

It is an amenable number.

34302340 is an abundant number, since it is smaller than the sum of its proper divisors (37732616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34302340 is a wasteful number, since it uses less digits than its factorization.

34302340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715126 (or 1715124 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 34302340 is about 5856.8199562561. The cubic root of 34302340 is about 324.9186068365.

Adding to 34302340 its reverse (4320343), we get a palindrome (38622683).

The spelling of 34302340 in words is "thirty-four million, three hundred two thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1715117 3430234 6860468 8575585 17151170 34302340