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34413438 = 2313143783
BaseRepresentation
bin1000001101000…
…1101101111110
32101202101100210
42003101231332
532302212223
63225333250
7565336503
oct203215576
971671323
1034413438
1118475364
12b637226
13718baa7
1447db4aa
15304b893
hex20d1b7e

34413438 has 16 divisors (see below), whose sum is σ = 69353856. Its totient is φ = 11383320.

The previous prime is 34413437. The next prime is 34413443. The reversal of 34413438 is 83431443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34413437) 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, 21106 + ... + 22677.

It is an arithmetic number, because the mean of its divisors is an integer number (4334616).

Almost surely, 234413438 is an apocalyptic number.

34413438 is an abundant number, since it is smaller than the sum of its proper divisors (34940418).

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

34413438 is a wasteful number, since it uses less digits than its factorization.

34413438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43919.

The product of its digits is 13824, while the sum is 30.

The square root of 34413438 is about 5866.2967875824. The cubic root of 34413438 is about 325.2690096205.

The spelling of 34413438 in words is "thirty-four million, four hundred thirteen thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 131 262 393 786 43783 87566 131349 262698 5735573 11471146 17206719 34413438