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34407386 = 2132101797
BaseRepresentation
bin1000001101000…
…0001111011010
32101202002001122
42003100033122
532302014021
63225245242
7565313036
oct203201732
971662048
1034407386
1118470862
12b633822
137189100
1447d91c6
153049bab
hex20d03da

34407386 has 12 divisors (see below), whose sum is σ = 55887102. Its totient is φ = 15880176.

The previous prime is 34407377. The next prime is 34407389. The reversal of 34407386 is 68370443.

It can be written as a sum of positive squares in 3 ways, for example, as 28955161 + 5452225 = 5381^2 + 2335^2 .

It is a super-2 number, since 2×344073862 = 2367736422705992, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (34407389) 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 5 ways as a sum of consecutive naturals, for example, 50561 + ... + 51236.

Almost surely, 234407386 is an apocalyptic number.

34407386 is a deficient number, since it is larger than the sum of its proper divisors (21479716).

34407386 is a wasteful number, since it uses less digits than its factorization.

34407386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101825 (or 101812 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 34407386 is about 5865.7809369256. The cubic root of 34407386 is about 325.2499410670.

The spelling of 34407386 in words is "thirty-four million, four hundred seven thousand, three hundred eighty-six".

Divisors: 1 2 13 26 169 338 101797 203594 1323361 2646722 17203693 34407386