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34245409 = 117094391
BaseRepresentation
bin1000001010100…
…0101100100001
32101102211212111
42002220230201
532231323114
63221555321
7564036562
oct202505441
971384774
1034245409
11183700a0
12b575b41
137130473
144796169
153016bc4
hex20a8b21

34245409 has 8 divisors (see below), whose sum is σ = 37419840. Its totient is φ = 31081200.

The previous prime is 34245397. The next prime is 34245443. The reversal of 34245409 is 90454243.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 34245409 - 215 = 34212641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34245499) 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, 5604 + ... + 9994.

It is an arithmetic number, because the mean of its divisors is an integer number (4677480).

Almost surely, 234245409 is an apocalyptic number.

It is an amenable number.

34245409 is a deficient number, since it is larger than the sum of its proper divisors (3174431).

34245409 is a wasteful number, since it uses less digits than its factorization.

34245409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 34245409 is about 5851.9577066141. The cubic root of 34245409 is about 324.7387533705.

The spelling of 34245409 in words is "thirty-four million, two hundred forty-five thousand, four hundred nine".

Divisors: 1 11 709 4391 7799 48301 3113219 34245409