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34643035 = 572114691
BaseRepresentation
bin1000010000100…
…1110001011011
32102012001022101
42010021301123
532332034120
63234304231
7600314050
oct204116133
972161271
1034643035
1118611909
12b728077
13723c44b
14485b027
15309490a
hex2109c5b

34643035 has 16 divisors (see below), whose sum is σ = 47745792. Its totient is φ = 23637600.

The previous prime is 34643033. The next prime is 34643039. The reversal of 34643035 is 53034643.

It is not a de Polignac number, because 34643035 - 21 = 34643033 is a prime.

It is a super-2 number, since 2×346430352 = 2400279748022450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34642994 and 34643012.

It is not an unprimeable number, because it can be changed into a prime (34643033) 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 15 ways as a sum of consecutive naturals, for example, 5040 + ... + 9730.

It is an arithmetic number, because the mean of its divisors is an integer number (2984112).

Almost surely, 234643035 is an apocalyptic number.

34643035 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

34643035 is a deficient number, since it is larger than the sum of its proper divisors (13102757).

34643035 is a wasteful number, since it uses less digits than its factorization.

34643035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 34643035 is about 5885.8334159234. The cubic root of 34643035 is about 325.9907753296.

Adding to 34643035 its reverse (53034643), we get a palindrome (87677678).

The spelling of 34643035 in words is "thirty-four million, six hundred forty-three thousand, thirty-five".

Divisors: 1 5 7 35 211 1055 1477 4691 7385 23455 32837 164185 989801 4949005 6928607 34643035